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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB-29141-2024 |
Industrial sulfuric acid, dilute Nitric acid and glacial acetic acid per unit product energy consumption limit {译} 工业硫酸、稀硝酸和冰醋酸单位产品能源消耗限额 |
China National Standards Nitr |
 English PDF |
| GB-44022-2024 |
Safety technical specifications for ammonium Nitrate {译} 硝酸铵安全技术规范 |
China National Standards Nitr |
English PDF |
| GB/T 626-2006 |
Chemical reagents - Nitric acid {译} 化学试剂-硝酸 |
China National Standards Nitr |
English PDF |
| GB/T 609-2018 |
Chemical reagents - General method for determination of total Nitrogen {译} 化学试剂-总氮量测定通用方法 |
China National Standards Nitr |
English PDF |
| GB/T 43845-2024 |
Weak static magnetic field imaging measurement method based on scanning Nitrogen-vacancy probe {译} 基于扫描氮-空位探针的微弱静磁场成像测量方法 |
China National Standards Nitr |
English PDF |
| GB/T 43905.2-2024 |
Laboratory methods for sampling fumes and gases for welding and related processes - Part 2: Determination of emission rates of carbon monoxide, carbon dioxide, Nitric oxide and nitrogen dioxide during arc welding, cutting and gouging {译} 焊接及相关工艺中烟尘和气体取样的实验室方法-第2部分：电弧焊、切割及气刨中一氧化碳、二氧化碳、一氧化氮、二氧化氮排放速率的测定 |
China National Standards Nitr |
English PDF |
| GB/T 5121.8-2024 |
Chemical analysis methods for copper and copper alloys - Part 8: Determination of oxygen, Nitrogen and hydrogen content {译} 铜及铜合金化学分析方法-第8部分：氧、氮、氢含量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 43676-2024 |
General technical requirements for water-cooled premixed low-Nitrogen burners {译} 水冷预混低氮燃烧器通用技术要求 |
China National Standards Nitr |
English PDF |
| GB 4234.9-2023 |
Surgical implants Metallic materials Part 9: Forged high Nitrogen stainless steel {译} 外科植入物 金属材料 第9部分：锻造高氮不锈钢 |
China National Standards Nitr |
English PDF |
| GB/T 43378-2023 |
Nitrogen for aircraft {译} 飞机用氮气 |
China National Standards Nitr |
English PDF |
| GB/T 5686.9-2023 |
Ferromanganese, manganese-silicon alloy, ferromanganese Nitride and metallic manganese. Determination of manganese, silicon, phosphorus and iron content. Wavelength dispersive X-ray fluorescence spectrometry (cast glass plate method) {译} 锰铁、锰硅合金、氮化锰铁和金属锰 锰、硅、磷和铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法) |
China National Standards Nitr |
English PDF |
| GB/T 5686.5-2023 |
Ferromanganese, manganese-silicon alloy, ferromanganese Nitride and metallic manganese Determination of carbon content Infrared absorption method, gas volume method, gravimetric method and coulometric method {译} 锰铁、锰硅合金、氮化锰铁和金属锰 碳含量的测定 红外线吸收法、气体容量法、重量法和库仑法 |
China National Standards Nitr |
English PDF |
| GB/T 42513.5-2023 |
Methods for chemical analysis of nickel alloys Part 5: Determination of vanadium content Nitrous oxide-flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry {译} 镍合金化学分析方法 第5部分：钒含量测定 一氧化二氮-火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China National Standards Nitr |
English PDF |
| GB/T 42513.4-2023 |
Methods for chemical analysis of nickel alloys Part 4: Determination of silicon content Nitrous oxide-flame atomic absorption spectrometry and molybdenum blue spectrophotometry {译} 镍合金化学分析方法 第4部分：硅含量的测定 一氧化二氮-火焰原子吸收光谱法和钼蓝分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 42513.3-2023 |
Methods for chemical analysis of nickel alloys Part 3: Determination of aluminum content Nitrous oxide-flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry {译} 镍合金化学分析方法 第3部分：铝含量的测定 一氧化二氮-火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China National Standards Nitr |
English PDF |
| GB/T 43304-2023 |
Nitrogen oxide blue-green powder for white light LED {译} 白光LED用氮氧化物蓝绿粉 |
China National Standards Nitr |
English PDF |
| GB/T 20914.5-2023 |
Dies Nitrogen gas springs Part 5: Safety regulations for nitrogen springs {译} 冲模 氮气弹簧 第5部分：氮气弹簧安全规范 |
China National Standards Nitr |
English PDF |
| GB 5009.26-2023 |
National food safety standards Determination of N-Nitrosamine compounds in food {译} 食品安全国家标准 食品中N-亚硝胺类化合物的测定 |
China National Standards Nitr |
English PDF |
| GB 1886.350-2021 |
National Food Safety Standards Food Additives Nitrous Oxide {译} 食品安全国家标准 食品添加剂 氧化亚氮 |
China National Standards Nitr |
English PDF |
| GB/T 43241-2023 |
Forensic Science Nitrous Oxide Testing Gas Chromatography-Mass Spectrometry {译} 法庭科学 一氧化二氮检验 气相色谱-质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 21951-2023 |
Inlaid or solid cubic boron Nitride insert styles and sizes {译} 镶或整体立方氮化硼刀片 型式和尺寸 |
China National Standards Nitr |
English PDF |
| GB/T 6609.35-2023 |
Methods for chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method {译} 氧化铝化学分析方法和物理性能测定方法 第35部分：比表面积的测定 氮吸附法 |
China National Standards Nitr |
English PDF |
| GB/T 42668-2023 |
Samarium iron Nitrogen bonded permanent magnet powder {译} 钐铁氮粘结永磁粉 |
China National Standards Nitr |
English PDF |
| GB/T 42721-2023 |
Electronic special gas Nitric oxide {译} 电子特气 一氧化氮 |
China National Standards Nitr |
English PDF |
| GB/T 1653-2023 |
o-, p-Nitrochlorobenzene {译} 邻、对硝基氯苯 |
China National Standards Nitr |
English PDF |
| GB/T 42955-2023 |
Determination of total Nitrogen content in fertilizers Dumas combustion method {译} 肥料中总氮含量的测定 杜马斯燃烧法 |
China National Standards Nitr |
English PDF |
| GB/T 10510-2023 |
Nitrate phosphate fertilizer, Nitrate phosphate potassium fertilizer {译} 硝酸磷肥、硝酸磷钾肥 |
China National Standards Nitr |
English PDF |
| GB/T 669-2023 |
Chemical reagent Strontium Nitrate {译} 化学试剂 硝酸锶 |
China National Standards Nitr |
English PDF |
| GB/T 667-2023 |
Chemical Reagent Zinc Nitrate Hexahydrate (Zinc Nitrate) {译} 化学试剂 六水合硝酸锌（硝酸锌） |
China National Standards Nitr |
English PDF |
| GB/T 42620-2023 |
Additive Manufacturing AcryloNitrile Butadiene Styrene (ABS) Filament for Material Extrusion {译} 增材制造 材料挤出成形用丙烯腈-丁二烯-苯乙烯（ABS）丝材 |
China National Standards Nitr |
English PDF |
| GB/T 42490-2023 |
Soil quality Determination of organic carbon content and carbon isotope ratio, total Nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry {译} 土壤质量 土壤与生物样品中有机碳含量与碳同位素比值、全氮含量与氮同位素比值的测定 稳定同位素比值质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 42488-2023 |
Soil quality - Determination of 15N abundance of inorganic Nitrogen in soil - Stable isotope ratio mass spectrometry {译} 土壤质量 土壤中无机态氮15N丰度的测定 稳定同位素比值质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 42485-2023 |
Soil quality Determination of soil Nitrate nitrogen, nitrite nitrogen and ammonium nitrogen KCl solution leaching manual analysis method {译} 土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提手工分析法 |
China National Standards Nitr |
English PDF |
| GB/T 42487-2023 |
Soil quality - Determination of soil Nitrate nitrogen, nitrite nitrogen and ammonium nitrogen - potassium chloride solution leaching flow analysis method {译} 土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提流动分析法 |
China National Standards Nitr |
English PDF |
| GB/T 7717.16-2022 |
AcryloNitrile for industrial use - Part 16: Determination of iron and copper content - Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry {译} 工业用丙烯腈 第16部分：铁、铜含量的测定 石墨炉原子吸收光谱法和电感耦合等离子体质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 7717.12-2022 |
AcryloNitrile for industrial use - Part 12: Determination of purity and impurity content - Gas chromatography {译} 工业用丙烯腈 第12部分：纯度及杂质含量的测定 气相色谱法 |
China National Standards Nitr |
English PDF |
| GB/T 41605-2022 |
Silicon Nitride materials for rolling bearing balls - Test method for indentation fracture resistance at room temperature - Indentation method {译} 滚动轴承球用氮化硅材料 室温压痕断裂阻力试验方法 压痕法 |
China National Standards Nitr |
English PDF |
| GB/T 41413-2022 |
Determination of migration of N-Nitrosamine and its precursors in toys high performance liquid chromatography tandem mass spectrometry {译} 玩具中N-亚硝胺及其前体物迁移量的测定 高效液相色谱-串联质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 7717.1-2022 |
AcryloNitrile for industrial use - Part 1: Specifications {译} 工业用丙烯腈 第1部分：规格 |
China National Standards Nitr |
English PDF |
| GB/T 41490-2022 |
Test method for rolling contact fatigue of silicon Nitride ceramics at room temperature ball plate method {译} 氮化硅陶瓷 室温下滚动接触疲劳试验方法 球板法 |
China National Standards Nitr |
English PDF |
| GB/T 41964-2022 |
Photography Washing Waste Liquid Determination of Ammonia Nitrogen Content (Micro-diffusion Method) {译} 摄影 冲洗废液 氨态氮含量的测定 (微扩散法) |
China National Standards Nitr |
English PDF |
| GB/T 41965-2022 |
Photography Flushing Waste Liquid Determination of Total Content of Ammonia Nitrogen (Micro-diffusion Kjeldahl Nitrogen Method) {译} 摄影 冲洗废液 氨态氮总含量的测定 (微扩散凯氏氮法) |
China National Standards Nitr |
English PDF |
| GB/T 5686.7-2022 |
Ferromanganese, manganese silicon alloy, ferromanganese Nitride and metal manganese Determination of sulfur content Infrared absorption method and combustion neutralization titration method {译} 锰铁、锰硅合金、氮化锰铁和金属锰 硫含量的测定 红外线吸收法和燃烧中和滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 42274-2022 |
Determination of content and distribution of trace elements (magnesium, gallium) in aluminum Nitride materials Secondary ion mass spectrometry {译} 氮化铝材料中痕量元素（镁、镓）含量及分布的测定 二次离子质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 42263-2022 |
Determination of Nitrogen content in silicon single crystals - Secondary ion mass spectrometry {译} 硅单晶中氮含量的测定 二次离子质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 42276-2022 |
Determination of Fluoride and Chloride Contents in Silicon Nitride Powder - Ion Chromatography {译} 氮化硅粉体中氟离子和氯离子含量的测定 离子色谱法 |
China National Standards Nitr |
English PDF |
| GB/T 41942-2022 |
Natural raw rubber and natural rubber latex - Determination of Nitrogen content - Micro Dumas combustion method {译} 天然生胶和天然胶乳 氮含量的测定 微杜马斯燃烧法 |
China National Standards Nitr |
English PDF |
| GB/T 5686.1-2022 |
Ferromanganese, manganese silicon alloy, ferromanganese Nitride and metal manganese Determination of manganese content Potentiometric titration, ammonium nitrate oxidation titration and perchloric acid oxidation titration {译} 锰铁、锰硅合金、氮化锰铁和金属锰 锰含量的测定 电位滴定法、硝酸铵氧化滴定法及高氯酸氧化滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 5686.4-2022 |
Ferromanganese, manganese silicon alloy, ferromanganese Nitride and metal manganese Determination of phosphorus content Molybdenum blue spectrophotometry and bismuth phosphorus molybdenum blue spectrophotometry {译} 锰铁、锰硅合金、氮化锰铁和金属锰 磷含量的测定 钼蓝分光光度法和铋磷钼蓝分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 5686.2-2022 |
Determination of ferromanganese, manganese-silicon alloy, ferromanganese Nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method {译} 锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝分光光度法、氟硅酸钾滴定法和高氯酸重量法 |
China National Standards Nitr |
English PDF |
| GB/T 41751-2022 |
Test method for radius of curvature of crystal surface of gallium Nitride single crystal substrate {译} 氮化镓单晶衬底片晶面曲率半径测试方法 |
China National Standards Nitr |
English PDF |
| GB/T 41733-2022 |
Determination of carbon residue in organic heat carrier Nitrogen filling method {译} 有机热载体残炭测定法 充氮法 |
China National Standards Nitr |
English PDF |
| GB/T 40535.1-2021 |
Test methods of continuous Nitride ceramic fibers—Part 1：Nitrogen content 连续氮化物陶瓷纤维测试方法 第1部分：氮含量 |
China National Standards Nitr |
English PDF |
| GB/T 40440-2021 |
Plastics—Extruded sheets of impact-modified acryloNitrile-styrene copolymers(ABS,AEPDS and ASA)—Requirements and test methods 塑料制品 抗冲击改性丙烯腈-苯乙烯共聚物(ABS、AEPDS和ASA)挤出板材 要求和试验方法 |
China National Standards Nitr |
English PDF |
| GB/T 7731.1-2021 |
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium Nitrate gravimetric method 钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法 |
China National Standards Nitr |
English PDF |
| GB/T 1918-2021 |
Potassium Nitrate for industrial use 工业硝酸钾 |
China National Standards Nitr |
English PDF |
| GB/T 40166-2021 |
Paper and board—Accelerated ageing(exposure to Nitrogen dioxide) 纸和纸板 加速老化（二氧化氮条件下） |
China National Standards Nitr |
English PDF |
| GB/T 39975-2021 |
Aluminum Nitride ceramic dissipate heat substrates 氮化铝陶瓷散热基片 |
China National Standards Nitr |
English PDF |
| GB/T 23537-2021 |
Superabrasive products - Grinding wheels and mounted points with diamond or cubic boron Nitride - Limit deviations and run-out tolerances 超硬磨料制品 金刚石或立方氮化硼砂轮和磨头 极限偏差和圆跳动公差 |
China National Standards Nitr |
English PDF |
| GB/T 23293-2021 |
Nitride bonded refractory products and their related mortars 氮化物结合耐火制品及其配套耐火泥浆 |
China National Standards Nitr |
English PDF |
| GB/T 39993-2021 |
Determination of permitted preservatives dimethyl oxazolidine, 7-ethylbicyclooxazolidine and 5-bromo-5-Nitro-1,3-dioxane in cosmetics 化妆品中限用防腐剂二甲基噁唑烷、7-乙基双环噁唑烷和5-溴-5-硝基-1,3-二噁烷的测定 |
China National Standards Nitr |
English PDF |
| GB/T 41223-2021 |
Soil quality—Determination of potential Nitrification and inhibition of nitrification—Rapid test by ammonium oxidation 土壤质量 硝化潜势和硝化抑制作用的测定 氨氧化快速检测法 |
China National Standards Nitr |
English PDF |
| GB/T 17674-2021 |
Determination of Nitrogen in crude oil -- Boat-inlet chemiluminescence 原油中氮含量的测定 舟进样化学发光法 |
China National Standards Nitr |
English PDF |
| GB/T 41153-2021 |
Determination of boron, aluminum and Nitrogen impurity content in silicon carbide single crystal -- Secondary ion mass spectrometry 碳化硅单晶中硼、铝、氮杂质含量的测定? 二次离子质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 40006.5-2021 |
Plastics—Recycled plastics—Part 5：AcryloNitrile-butadiene-styrene (ABS) materials 塑料 再生塑料 第5部分：丙烯腈-丁二烯-苯乙烯（ABS）材料 |
China National Standards Nitr |
English PDF |
| GB/T 40723-2021 |
Rubber—Determination the contents of total sulfur and total Nitrogen — Automatic analyser method 橡胶 总硫、总氮含量的测定 自动分析仪法 |
China National Standards Nitr |
English PDF |
| GB/T 21287-2021 |
Electronic specialty gas—Nitrogen trifluoride 电子特气 三氟化氮 |
China National Standards Nitr |
English PDF |
| GB/T 12690.4-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and Nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method 稀土金属及其氧化物中非稀土杂质化学分析方法 第4部分：氧、氮量的测定 脉冲-红外吸收法和脉冲-热导法 |
China National Standards Nitr |
English PDF |
| GB/T 39144-2020 |
Test method for magnesium content in gallium Nitride materials—Secondary ion mass spectrometry 氮化镓材料中镁含量的测定 二次离子质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 223.37-2020 |
Iron, steel and alloy—Determination of Nitrogen content—Indophenol blue spectrophotometric method after distillation separation 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法 |
China National Standards Nitr |
English PDF |
| GB 7300.601-2020 |
Feed additives－Part 6：Non－protein Nitrogen－Urea 饲料添加剂 第6部分：非蛋白氮 尿素 |
China National Standards Nitr |
English PDF |
| GB/T 20567-2020 |
Vanadium-Nitrogen 钒氮合金 |
China National Standards Nitr |
English PDF |
| GB/T 39716-2020 |
Test method for air-purification performance of photocatalytic materials and products—Removal of Nitric oxide 光催化材料及制品空气净化性能测试方法 氮氧化物的去除 |
China National Standards Nitr |
English PDF |
| GB/T 39670-2020 |
Determination of Nitrofuran metabolites in pet feeds—Liquid chromatography–tandem mass spectrometry 宠物饲料中硝基呋喃类代谢物残留量的测定 液相色谱-串联质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 39710-2020 |
Polycarbonate / acryloNitrile-butadiene-styrene (PC / ABS) material for charging spot housing of electric vehicle 电动汽车充电桩壳体用聚碳酸酯/丙烯腈-丁二烯-苯乙烯（PC/ABS）专用料 |
China National Standards Nitr |
English PDF |
| GB/T 39694-2020 |
Hydrogenated acryloNitrile-butadiene rubber(HNBR)—General specification and evaluation procedure 氢化丙烯腈-丁二烯橡胶（HNBR） 通用规范和评价方法 |
China National Standards Nitr |
English PDF |
| GB/T 39305-2020 |
Reclaimed water quality—Determination of fluoride,chloride,Nitrite,nitrate,sulfate—Ion chromatography 再生水水质 氟、氯、亚硝酸根、硝酸根、硫酸根的测定 离子色谱法 |
China National Standards Nitr |
English PDF |
| GB/T 39297-2020 |
Ammonium diNitramide aqueous solution 二硝酰胺铵水溶液 |
China National Standards Nitr |
English PDF |
| GB/T 38395-2019 |
Coal tar—Determination of sulfur and Nitrogen content 煤焦油 硫和氮含量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 38386-2019 |
Gas analysis—Determination of oxyNitride in gases—The method of Cavity Ring-Down Spectroscopy 气体分析 气体中氮氧化物的测定 光腔衰荡光谱法 |
China National Standards Nitr |
English PDF |
| GB/T 37618-2019 |
Nitriding steels 渗氮钢 |
China National Standards Nitr |
English PDF |
| GB/T 24583.8-2019 |
Vanadium-Nitrogen—Determination of silicon, manganese, phosphorus, aluminum content—Inductively coupled plasma atomic emission 钒氮合金 硅、锰、磷、铝含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.7-2019 |
Vanadium-Nitrogen—Determination of oxygen content—Infrared absorption method 钒氮合金 氧含量的测定 红外线吸收法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.5-2019 |
：Vanadium-Nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method 钒氮合金 磷含量的测定 铋磷钼蓝分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.4-2019 |
Vanadium-Nitrogen—Determination of carbon content—Infrared absorption method 钒氮合金 碳含量的测定 红外线吸收法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.3-2019 |
Vanadium-Nitrogen—Determination of nitrogen content—Distillation-neutralization titration method 钒氮合金 氮含量的测定 蒸馏-中和滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.2-2019 |
Vanadium-Nitrogen—Determination of nitrogen content—Thermal conductimetric method after fusion in a current of inert gas 钒氮合金 氮含量的测定 惰性气体熔融热导法 |
China National Standards Nitr |
English PDF |
| GB/T 24583.1-2019 |
Vanadium-Nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method 钒氮合金 钒含量的测定 硫酸亚铁铵滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 37427-2019 |
Plastics—AcryloNitrile-butadiene-styrene(ABS) compound for automobile 塑料 汽车用丙烯腈-丁二烯-苯乙烯(ABS)专用料 |
China National Standards Nitr |
English PDF |
| GB/T 37352-2019 |
Marine selective catalytic reduction（SCR） cellular-type deNitrification catalysts 船用选择性催化还原（SCR）蜂窝式脱硝催化剂 |
China National Standards Nitr |
English PDF |
| GB/T 37644-2019 |
Determination of oxyquinoline and Nitroxoline in cosmetics—High performance liquid chromatography 化妆品中8-羟基喹啉和硝羟喹啉的测定 高效液相色谱法 |
China National Standards Nitr |
English PDF |
| GB/T 37588-2019 |
Carbon materials—Determination of Nitrogen content—Dumas combustion method 炭素材料 氮含量的测定 杜马斯燃烧法 |
China National Standards Nitr |
English PDF |
| GB/T 37528-2019 |
General technical specification for biological filter for Nitrogen removal 脱氮生物滤池通用技术规范 |
China National Standards Nitr |
English PDF |
| GB 7296-2018 |
Feed additive—Thiamine monoNitrate（Vitamin B1） 饲料添加剂-硝酸硫胺-(维生素B1) |
China National Standards Nitr |
English PDF |
| GB/T 37053-2018 |
General specification for epitaxial wafers and substrates based on gallium Nitride 氮化镓外延片及衬底片通用规范 |
China National Standards Nitr |
English PDF |
| GB/T 36895-2018 |
Water saving enterprises—Nitrogenous fertilizer industry 节水型企业-氮肥行业 |
China National Standards Nitr |
English PDF |
| GB/T 51332-2018 |
Technical standard for wastewater treatment facilities containing Nitrobenzene compounds 含硝基苯类化合物废水处理设施工程技术标准 |
China National Standards Nitr |
English PDF |
| GB/T 37186-2018 |
Gas analysis—Determination of sulfur dioxide and Nitrogen oxides—Ultraviolet differential optical absorption spectroscopy 气体分析-二氧化硫和氮氧化物的测定-紫外差分吸收光谱分析法 |
China National Standards Nitr |
English PDF |
| GB/T 37258-2018 |
Silicon Nitride ceramic powder 氮化硅陶瓷粉体 |
China National Standards Nitr |
English PDF |
| GB/T 25260.2-2018 |
Synthetic rubber latex—Part 2: Carboxyl acryloNitrile-butadiene rubber latex（XNBRL） 合成胶乳-第2部分：羧基丁腈胶乳（XNBRL） |
China National Standards Nitr |
English PDF |
| GB/T 20784-2018 |
Potassium Nitrate for agricultural use 农业用硝酸钾 |
China National Standards Nitr |
English PDF |
| GB/T 6408-2018 |
Superabrasive—Cubic boron Nitride 超硬磨料 立方氮化硼 |
China National Standards Nitr |
English PDF |
| GB/T 609-2018 |
Chemical reagent—General method for the determination of total Nitrogen 化学试剂 总氮量测定通用方法 |
China National Standards Nitr |
English PDF |
| GB/T 36376-2018 |
Solar molten salt（Nitro type） 太阳能熔盐（硝基型） |
China National Standards Nitr |
English PDF |
| GB/T 36526-2018 |
Test methods of industrial Nitrocellulose 工业用硝化纤维素测试方法 |
China National Standards Nitr |
English PDF |
| GB/T 13085-2018 |
Determination of Nitrite in feeds—Colorimetry method 饲料中亚硝酸盐的测定 比色法 |
China National Standards Nitr |
English PDF |
| GB/T 36646-2018 |
Equipment for preparation of Nitride semiconductor materials by hydride vapor phase epitaxy 制备氮化物半导体材料用氢化物气相外延设备 |
China National Standards Nitr |
English PDF |
| GB/T 36705-2018 |
Test method for carrier concentration of gallium Nitride substrates—Raman spectrum method 氮化镓衬底片载流子浓度的测试 拉曼光谱法 |
China National Standards Nitr |
English PDF |
| GB/T 35956-2018 |
Detection and determination of N-Nitrosodiethanolamine (NDELA) in cosmetics—HPLC-MS-MS 化妆品中N-亚硝基二乙醇胺（NDELA）的测定 高效液相色谱-串联质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 7717.15-2018 |
AcryloNitrile for industrial use—Part 15：Determination of concent of p-hydroxylanisole 工业用丙烯腈 第15部分：对羟基苯甲醚含量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 36089-2018 |
AcryloNitrile-butadiene rubber(NBR) 丙烯腈-丁二烯橡胶(NBR) |
China National Standards Nitr |
English PDF |
| GB/T 34883-2017 |
Ion Nitriding 离子渗氮 |
China National Standards Nitr |
English PDF |
| GB/T 34889-2017 |
Carburizing or carboNitriding,quenching and tempering of steel parts 钢件的渗碳与碳氮共渗淬火回火 |
China National Standards Nitr |
English PDF |
| GB/T 34685-2017 |
AcryloNitrile-butadiene rubber(NBR)—Evaluation procedure 丙烯腈-丁二烯橡胶（NBR） 评价方法 |
China National Standards Nitr |
English PDF |
| GB/T 34700-2017 |
Rare earth type selective catalytic reduction(SCR) deNitration catalysts 稀土型选择性催化还原（SCR）脱硝催化剂 |
China National Standards Nitr |
English PDF |
| GB/T 15076.13-2017 |
Methods for chemical analysis of tantalum and niobium—Part 13: Determination of Nitrogen content—Inert gas fusion thermal conductivity method 钽铌化学分析方法 第13部分：氮量的测定 惰气熔融热导法 |
China National Standards Nitr |
English PDF |
| GB/T 34339-2017 |
Ammonia injection and mixing system in coal-fired flue gas deNitration system 燃煤烟气脱硝喷氨混合系统 |
China National Standards Nitr |
English PDF |
| GB/T 34340-2017 |
Technical requirements of operation performance assessment for coal-fired flue gas deNitration installation 燃煤烟气脱硝装备运行效果评价技术要求 |
China National Standards Nitr |
English PDF |
| GB/T 34532-2017 |
Coking wastewater—Determination of ammonia Nitrogen content—Formaldehyde method 焦化废水 氨氮含量的测定 甲醛法 |
China National Standards Nitr |
English PDF |
| GB/T 14265-2017 |
General rule of chemical analysis for hydrogen,oxygen,Nitrogen,carbon and sulfur in metallic materials 金属材料中氢、氧、氮、碳和硫分析方法通则 |
China National Standards Nitr |
English PDF |
| GB/T 34609.1-2017 |
Method for chemical analysis of rhodium compounds—Part 1: Determination of rhodium content—Gravimetric method with hexaammine cobalt Nitrate 铑化合物化学分析方法 第1部分：铑量的测定 硝酸六氨合钴重量法 |
China National Standards Nitr |
English PDF |
| GB/T 13747.8-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 8：Determination of cobalt content—Nitroso-R-salt spectrophotometry 锆及锆合金化学分析方法 第8部分：钴量的测定 亚硝基R盐分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 13747.22-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 22：Determination of oxygen and Nitrogen contents—Inert gas fusion-infrared absorption and thermal conductivity method 锆及锆合金化学分析方法 第22部分：氧量和氮量的测定 惰气熔融红外吸收法/热导法 |
China National Standards Nitr |
English PDF |
| GB/T 16555-2017 |
Chemical analysis of refractories containing carbon and silicon carbide or Nitride 含碳、碳化硅、氮化物耐火材料化学分析方法 |
China National Standards Nitr |
English PDF |
| GB/T 6730.26-2017 |
Iron ores—Determination of fluorine content—Thorium Nitrate titrimetric method 铁矿石 氟含量的测定 硝酸钍滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 34216-2017 |
Nanoscale silicon Nitride 纳米氮化硅 |
China National Standards Nitr |
English PDF |
| GB/T 34003-2017 |
Detection method of impurity elements in boron Nitride 氮化硼中杂质元素测定方法 |
China National Standards Nitr |
English PDF |
| GB/T 19143-2017 |
Analytical method of element for carbon,hydrogen ,oxygen and Nitrogen in rock organics 岩石有机质中碳、氢、氧、氮元素分析方法 |
China National Standards Nitr |
English PDF |
| GB/T 5687.4-2016 |
Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method 氮化铬铁和高氮铬铁 氮含量的测定 蒸馏-中和滴定法 |
China National Standards Nitr |
English PDF |
| GB/T 6405-2017 |
Superabrasive—Types of cubic boron Nitride 超硬磨料 立方氮化硼品种 |
China National Standards Nitr |
English PDF |
| GB/T 35496-2017 |
Chemical reagent—General method for the determination of Nitrate 化学试剂 硝酸盐测定通用方法 |
China National Standards Nitr |
English PDF |
| GB/T 2945-2017 |
Ammonium Nitrate 硝酸铵 |
China National Standards Nitr |
English PDF |
| GB/T 35109-2017 |
Static test method of Nitrogen and oxygen separation for molecular sieves 分子筛氮氧分离静态测定方法 |
China National Standards Nitr |
English PDF |
| GB/T 34500.5-2017 |
Chemical analysis methods for rare earth residue and waste water—Part 5：Determination of ammonia Nitrogen content 稀土废渣、废水化学分析方法 第5部分：氨氮量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 35582-2017 |
Sulfur and Nitrogen elemental analyzers 硫氮元素测定仪 |
China National Standards Nitr |
English PDF |
| GB/T 35479-2017 |
Superabrasive products—Grinding tools with diamond or cubic boron Nitride—General survey and designation 超硬磨料制品 金刚石或立方氮化硼磨具 形状总览和标记 |
China National Standards Nitr |
English PDF |
| GB/T 23668-2016 |
2,6-Dichloro-4-Nitroaniline 2,6-二氯-4-硝基苯胺 |
China National Standards Nitr |
English PDF |
| GB/T 23669-2016 |
2,6-Dibromo-4-Nitroaniline 2,6-二溴-4-硝基苯胺 |
China National Standards Nitr |
English PDF |
| GB 1903.20-2016 |
National food safety standard - nutritional fortification substances in foods - thiamine Nitrate 食品安全国家标准 食品营养强化剂 硝酸硫胺素 |
China National Standards Nitr |
English PDF |
| GB/T 4702.17-2016 |
Chromium metal─Determination of oxygen, Nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method 金属铬 氧、氮、氢含量的测定 惰性气体熔融红外吸收法和热导法 |
China National Standards Nitr |
English PDF |
| GB/T 33344-2016 |
Determination of 2,4-diNitro-toluene in electrical and electronic products—Gas chromatography-mass spectrometry 电子电气产品中2,4-二硝基甲苯的测定 气相色谱-质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 2367-2016 |
Sodium Nitrite for industrial use 工业亚硝酸钠 |
China National Standards Nitr |
English PDF |
| GB/T 4553-2016 |
Sodium Nitrate for industrial use 工业硝酸钠 |
China National Standards Nitr |
English PDF |
| GB 31604.17-2016 |
National Food Safety Standard-Food contact materials and products-Determination of acryloNitrile and determination of migration 食品安全国家标准 食品接触材料及制品 丙烯腈的测定和迁移量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 4840-2016 |
Nitroanilines 硝基苯胺类 |
China National Standards Nitr |
English PDF |
| GB/T 33058-2016 |
Treatment and disposal method for exhaust gas in producting dilute Nitric acid 稀硝酸生产过程中尾气的处理处置方法 |
China National Standards Nitr |
English PDF |
| GB 5009.228-2016 |
National Food Safety Standard-Determination of volatile basic Nitrogen in foods 食品安全国家标准 食品中挥发性盐基氮的测定 |
China National Standards Nitr |
English PDF |
| GB 5009.235-2016 |
National Food Safety Standard - Determination of amino acid Nitrogen in food 食品安全国家标准 食品中氨基酸态氮的测定 |
China National Standards Nitr |
English PDF |
| GB 1886.94-2016 |
National Food Safety Standard-Food Additives-Potassium Nitrite 食品安全国家标准 食品添加剂 亚硝酸钾 |
China National Standards Nitr |
English PDF |
| GB 1886.11-2016 |
National Food Safety Standard-Food Additives-Sodium Nitrite 食品安全国家标准 食品添加剂 亚硝酸钠 |
China National Standards Nitr |
English PDF |
| GB/T 4702.7-2016 |
Chromium metal─Determination of Nitrogen content─Distillation-nessler reagent spectrophotometric method 金属铬 氮含量的测定 蒸馏分离-奈斯勒试剂分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 32737-2016 |
Determination of Nitrate nitrogen in soil—Ultraviolet spectrophotometry method 土壤硝态氮的测定 紫外分光光度法 |
China National Standards Nitr |
English PDF |
| GB/T 17776-2016 |
Determination of sulfur in feedstuff—Magnesium Nitrate method 饲料中硫的测定 硝酸镁法 |
China National Standards Nitr |
English PDF |
| GB/T 32540-2016 |
Technical requirements for accuracy-controlled gas Nitriding heat treatment 精密气体渗氮热处理技术要求 |
China National Standards Nitr |
English PDF |
| GB 23200.69-2016 |
National food safety standards－Determination of diNitroaniline pesticides residue in foods - Liquid chromatography-mass spectrometry 食品安全国家标准 食品中二硝基苯胺类农药残留量的测定 液相色谱-质谱/质谱法 |
China National Standards Nitr |
English PDF |
| GB 23200.27-2016 |
National food safety standards—Determination of 4, 6-diNitro-cresol residue in fruits Gas chromatography-mass spectrometry 食品安全国家标准 水果中4，6-二硝基邻甲酚残留量的测定 气相色谱-质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 32329-2015 |
Test method for oxidation resistance of oxyNitride materials—Non-isothermal oxidation 氮氧化物材料抗氧化性试验方法 变温氧化法 |
China National Standards Nitr |
English PDF |
| GB/T 51147-2015 |
Technical code for wastewater treatment facilities from Nitroamine explosives 硝胺类废水处理设施技术规范 |
China National Standards Nitr |
English PDF |
| GB/T 51146-2015 |
Technical code for wastewater treatment facilities from Nitroglycerine production 硝化甘油生产废水处理设施技术规范 |
China National Standards Nitr |
English PDF |
| GB 32071-2015 |
Gelatinous Nitroglycerine explosive 胶质硝化甘油炸药 |
China National Standards Nitr |
English PDF |
| GB/T 32156-2015 |
Commissioning specification for coal-fired flue gas deNitration equipment 燃煤烟气脱硝技术装备调试规范 |
China National Standards Nitr |
English PDF |
| GB/T 32141-2015 |
Determination of the total volatile basic Nitrogen in feed 饲料中挥发性盐基氮的测定 |
China National Standards Nitr |
English PDF |
| GB/T 32122-2015 |
Determination of 12-Nitromidazoles in toothpaste—HPLC and HPLC-MS/MS 牙膏中12种硝基咪唑类药物的测定 高效液相色谱法及液相色谱串联质谱法 |
China National Standards Nitr |
English PDF |
| GB 1886.5-2015 |
National food safety standard — Food additive — Sodium Nitrate 食品安全国家标准 食品添加剂 硝酸钠 |
China National Standards Nitr |
English PDF |
| GB/T 31703-2015 |
Ceramic ball bearings—Silicon Nitride balls 陶瓷球轴承 氮化硅球 |
China National Standards Nitr |
English PDF |
| GB/T 31403-2015 |
Plastics—AcryloNitrile-butadiene-styrene/poly (methyl methacrylate) alloy 塑料 丙烯腈-丁二烯-苯乙烯/聚甲基丙烯酸甲酯合金 |
China National Standards Nitr |
English PDF |
| GB/T 30655-2014 |
Test methods for internal quantum efficiency of Nitride LED epitaxial layers 氮化物LED外延片内量子效率测试方法 |
China National Standards Nitr |
English PDF |
| GB/T 30654-2014 |
Test method for lattice constant of III-Nitride epitaxial layers Ⅲ族氮化物外延片晶格常数测试方法 |
China National Standards Nitr |
English PDF |
| GB/T 30653-2014 |
Test method for crystal quality of III-Nitride epitaxial layers Ⅲ族氮化物外延片结晶质量测试方法 |
China National Standards Nitr |
English PDF |
| GB/T 10722-2014 |
Carbon black—Determination of total and external surface area―Nitrogen adsorption test method 炭黑 总表面积和外表面积的测定 氮吸附法 |
China National Standards Nitr |
English PDF |
| GB/T 14837.2-2014 |
Rubber and rubber products―Determination of the composition of vulcanizates and uncured compounds by thermogravimetry―Part 2: AcryloNitrile-butadiene and halobutyl rubbers 橡胶和橡胶制品 热重分析法测定硫化胶和未硫化胶的成分 第2部分：丙烯腈-丁二烯橡胶和卤化丁基橡胶 |
China National Standards Nitr |
English PDF |
| GB 51045-2014 |
Technical code for deNitration project of cement plant 水泥工厂脱硝工程技术规范 |
China National Standards Nitr |
English PDF |
| GB/T 30896-2014 |
Ferrovanadium Nitride 氮化钒铁 |
China National Standards Nitr |
English PDF |
| GB/T 11039.4-2014 |
Textiles―Tests for colour fastness―Colour fastness to contaminants―Part 4: Oxides of Nitrogen in the atmosphere at high humidities 纺织品 色牢度试验 耐大气污染物色牢度 第4部分：高湿氧化氮 |
China National Standards Nitr |
English PDF |
| GB/T 30854-2014 |
Gallium Nitride based epitaxial layer for LED lighting LED发光用氮化镓基外延片 |
China National Standards Nitr |
English PDF |
| GB/T 337.2-2014 |
Dilute Nitric acid for industrial use 工业硝酸 稀硝酸 |
China National Standards Nitr |
English PDF |
| GB/T 337.1-2014 |
Concentrated Nitric acid for industrial use 工业硝酸 浓硝酸 |
China National Standards Nitr |
English PDF |
| GB/T 30919-2014 |
Styrene-butadiene rubber, raw―Determination of N-Nitrosamines content by gas chromatography―Thermo energy analyzer method 苯乙烯-丁二烯生橡胶 N-亚硝基胺化合物的测定 气相色谱-热能分析法 |
China National Standards Nitr |
English PDF |
| GB/T 30917-2014 |
Determination of Nitrosamines migrating from natrual rubber latex condoms 天然胶乳橡胶避孕套中可迁移亚硝胺的测定 |
China National Standards Nitr |
English PDF |
| GB/T 30909-2014 |
Rubber shoes―Determination of migration of acryloNitrile 胶鞋 丙烯腈迁移量的测定 |
China National Standards Nitr |
English PDF |
| GB/T 24797.3-2014 |
Film for wrapping rubber bales―Part 3: Ethylene-propylene-diene rubber (EPDM)，acryloNitrilebutadiene rubber (NBR)，hydrogenated nitrile-butadiene rubber(HNBR)，acrylic-ethylene rubber (AEM) and acrylic rubber (ACM) 橡胶包装用薄膜 第3部分：乙烯-丙烯-二烯烃橡胶（EPDM）、丙烯腈-丁二烯橡胶（NBR）、氢化丙烯腈-丁二烯橡胶（HNBR）、乙烯基丙烯酸酯橡胶（AEM）和丙烯酸酯橡胶（ACM） |
China National Standards Nitr |
English PDF |
| GB/T 2085.4-2014 |
Aluminum powder―Part 4: Nitrogen atomized aluminum powder 铝粉 第4部分：氮气雾化铝粉 |
China National Standards Nitr |
English PDF |
| GB/T 30733-2014 |
Determination of total carbon, hydrogen and Nitrogen content in coal―Instrumental method 煤中碳氢氮的测定 仪器法 |
China National Standards Nitr |
English PDF |
| GB/T 30728-2014 |
Determination of Nitrogen in solid biofuels 固体生物质燃料中氮的测定方法 |
China National Standards Nitr |
English PDF |
| GB/T 30503-2014 |
General specification for marine Nitrogen gas generator 船用制氮装置通用技术条件 |
China National Standards Nitr |
English PDF |
| GB/T 30202.5-2013 |
Test method for coal-based granular activated carbon for desulfurization and deNitration process―Part 5：Denitration value 脱硫脱硝用煤质颗粒活性炭试验方法 第5部分：脱硝率 |
China National Standards Nitr |
English PDF |
| GB/T 30202.4-2013 |
Test method for granular activated carbonfrom coal for desulfurization and deNitration process―Part 4: Desulfurization value 脱硫脱硝用煤质颗粒活性炭试验方法 第4部分：脱硫值 |
China National Standards Nitr |
English PDF |
| GB/T 30202.3-2013 |
Test method for granular activated carbon from coal for desulfurization and deNitration process―Part3: Abrasive resistance and compression strength 脱硫脱硝用煤质颗粒活性炭试验方法 第3部分：耐磨强度、耐压强度 |
China National Standards Nitr |
English PDF |
| GB/T 30202.2-2013 |
Test method for granular coal-based activated carbon for desulfurization and deNitration process―Part 2: Particle size 脱硫脱硝用煤质颗粒活性炭试验方法 第2部分：粒度 |
China National Standards Nitr |
English PDF |
| GB/T 30202.1-2013 |
Test method for granular activated carbon from coal for desulfurization and deNitration process―Part 1: Bulk density 脱硫脱硝用煤质颗粒活性炭试验方法 第1部分：堆积密度 |
China National Standards Nitr |
English PDF |
| GB/T 30201-2013 |
Granular coal-based activated carbon for desulfurization and deNitration 脱硫脱硝用煤质颗粒活性炭 |
China National Standards Nitr |
English PDF |
| GB/T 15898-2013 |
Chemical reagent—Cobalt Nitrate hexahydrate 化学试剂 六水合硝酸钴(硝酸钴) |
China National Standards Nitr |
English PDF |
| GB/T 30075-2013 |
Rare earth activated Nitride red phosphors for LEDs LED用稀土氮化物红色荧光粉 |
China National Standards Nitr |
English PDF |
| GB/T 30061-2013 |
Ferromanganese-silicon Nitride 氮化锰硅 |
China National Standards Nitr |
English PDF |
| GB/T 29879-2013 |
Test method for hazard classification of ammonium Nitrate 硝酸铵类物质危险特性分类方法 |
China National Standards Nitr |
English PDF |
| GB/T 29878-2013 |
Test method for hazard classification of cellulose Nitrate 硝化纤维素类物质危险特性分类方法 |
China National Standards Nitr |
English PDF |
| GB/T 29877-2013 |
Test method for hazard classification of Nitroglycerine 硝化甘油类物质危险特性分类方法 |
China National Standards Nitr |
English PDF |
| GB/T 20784-2013 |
Potassium Nitrate for agricultural use 农业用硝酸钾 |
China National Standards Nitr |
English PDF |
| GB/T 29677-2013 |
Determination of Nitromethane in cosmetics - Gas chromatography-mass spectrometry 化妆品中硝甲烷的测定 气相色谱-质谱法 |
China National Standards Nitr |
English PDF |
| GB/T 29672-2013 |
Determination of acryloNitrile in cosmetics - Gas chromatography-mass spectrometry 化妆品中丙烯腈的测定 气相色谱-质谱法 |
China National Standards Nitr |
English PDF |
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