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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| SC/T 9444-2023 |
Determination of ammonia nitrogen in aquaculture water - gas phase molecular absorption spectrometry {译} 水产养殖水体中氨氮的测定 气相分子吸收光谱法 |
China Aquaculture Industry
Standards Determination nitrogen |
 English PDF |
| YS/T 1563.6-2022 |
Molybdenum-rhenium alloy chemical analysis methods - Part 6: Determination of oxygen and nitrogen content - Inert gas fusion - infrared absorption method and thermal conductivity method {译} 钼铼合金化学分析方法 第6部分：氧和氮含量的测定 惰性气体熔融-红外吸收法和热导法 |
China Non-ferrous Metal Industry
Standards Determination nitrogen |
English PDF |
| YS/T 1075.11-2022 |
Methods for chemical analysis of vanadium-aluminum and molybdenum-aluminum master alloys—Part 11: Determination of nitrogen content—Inert gas fusion thermal conductivity method {译} 钒铝、钼铝中间合金化学分析方法 第11部分：氮含量的测定 惰性气体熔融热导法 |
China Non-ferrous Metal Industry
Standards Determination nitrogen |
English PDF |
| YS/T 1525-2022 |
Nickel-platinum alloy chemical analysis method Determination of oxygen and nitrogen content Pulse-infrared absorption method and thermal conductivity detection method {译} 镍铂合金化学分析方法 氧和氮含量测定 脉冲-红外吸收法和热导检测法 |
China Non-ferrous Metal Industry
Standards Determination nitrogen |
English PDF |
| YB/T 4908.6-2021 |
Vanadium aluminum alloys - Determination of oxygen and nitrogen content - Inert gas fusion infrared absorption method and thermal conductivity method {译} 钒铝合金 氧、氮含量的测定 惰性气体熔融红外吸收法和热导法 |
China Metallurgy Industry
Standards Determination nitrogen |
English PDF |
| YS/T 1467.10-2021 |
Methods for chemical analysis of hafnium - Part 10: Determination of oxygen and nitrogen content{译} {译} 铪化学分析方法 第10部分：氧量、氮量的测定 |
China Non-ferrous Metal Industry
Standards Determination nitrogen |
English PDF |
| SN/T 4675.32-2021 |
Determination method of nitrogen stable isotope ratio in export wine{译} {译} 出口葡萄酒中氮稳定同位素比值测定方法 |
China Import&Export Inspection Industry
Standards Determination nitrogen |
English PDF |
| HJ 1132-2020 |
Stationary pollution source waste gas - Determination of nitrogen oxides - Portable UV absorption method {译} 固定污染源废气 氮氧化物的测定 便携式紫外吸收法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ 1043-2019 |
Ambient air - Automated determination of nitrogen oxides - Chemiluminescence {译} 环境空气 氮氧化物的自动测定 化学发光法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| QB/T 5015-2016 |
(DETERMINATION OF α - AMINO NITROGEN IN BEETS) 甜菜中α-氨基氮的测定 |
China Light Industry
Standards Determination nitrogen |
English PDF |
| SN/T 0840-2015 |
(Determination of the import and export of urea nitrogen content) 进出口尿素中氮含量的测定 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| HJ 717-2014 |
Soil quality. Determination of total nitrogen. Modified Kjeldahlmethod 土壤质量 全氮的测定 凯氏法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 693-2014 |
Stationary source emission. Determination of nitrogen oxides. Fixed potential by electrolysis method 固定污染源废气 氮氧化物的测定 定电位电解法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 692-2014 |
Stationary source emission. Determination of nitrogen oxides. Non-dispersive infrared absorption method 固定污染源废气 氮氧化物的测定 非分散红外吸收法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| SN/T 3810-2014 |
(Urea and ammonium nitrogen content determination -X -ray fluorescence spectrometry) 尿素和硫酸铵中氮含量测定 X射线荧光光谱法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| DL/T 568-2013 |
Test methods for instrumental determination of carbon, hydrogen, and nitrogen in laboratory samples of fuel 燃料元素的快速分析方法 |
China Electricity & Power
Standards Determination nitrogen |
English PDF |
| HJ 675-2013 |
Determination of nitrogen oxide emissions from stationary sources by acid-base titration method 固定污染源排气 氮氧化物的测定 酸碱滴定法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 668-2013 |
Water quality. Determination of total nitrogen by flow injection analysis(FIA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry 水质 总氮的测定 流动注射-盐酸萘乙二胺分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 667-2013 |
Water quality. Determination of total nitrogen by continuous flow analysis(CFA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry 水质 总氮的测定 连续流动-盐酸萘乙二胺分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 666-2013 |
Water quality. Determination of ammonium nitrogen by flow injection analysis (FIA) and Salicylic acid spectrophotometry 水质 氨氮的测定 流动注射-水杨酸分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 665-2013 |
Water quality. Determination of ammonium nitrogen by continuous flow analysis (CFA) and Salicylic acid spectrophotometry 水质 氨氮的测定 连续流动-水杨酸分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| SN/T 3382-2012 |
Determination of non-protein-nitrogen content in milk and dairy products for export 出口乳与乳制品中非蛋白氮含量的测定 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| SN/T 3097-2012 |
Determination of total nitrogen in fertilizers. Combustion 肥料中总氮含量的测定 燃烧分析法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| HJ 636-2012 |
Water quality. Determination of total nitrogen. Alkaline potassium persulfate digestion UV spectrophotometric method 水质 总氮的测定 碱性过硫酸钾消解紫外分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| SN/T 3005-2011 |
Test method for instrumental determination of carbon,hydrogen,nitrogen and sulfur in organic chemicals 有机化学品中碳、氢、氮、硫含量的元素分析仪测定方法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| SN/T 0736.5-2010 |
Test method of import and export fertilizers. Part 5: Determination of nitrogen content 进出口化肥检验方法 第5部分:氮含量的测定 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| SN/T 2422-2010 |
Determination of nitrogen in petroleum coke for import and export. Thermal conductivity method 进出口石油焦中氮的测定 热导法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| HJ 537-2009 |
Water quality. Determination of ammonia nitrogen. Distillation-neutralization titration 水质 氨氮的测定 蒸馏-中和滴定法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ 536-2009 |
Water quality - Determination of ammonia nitrogen - Salicylic acid spectrophotometry 水质 氨氮的测定 水杨酸分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HG/T 4103-2009 |
Chemical reagent. General method for the determination of organic nitrogen compounds 化学试剂 有机氮化合物测定通用方法 |
China Chemical Industry
Standards Determination nitrogen |
English PDF |
| HJ 479-2009 |
Ambient air. Determination of nitrogen oxides. N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method 环境空气 氮氧化物(一氧化氮和二氧化氮)的测定 盐酸萘乙二胺分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| SN/T 0541.5-2009 |
Inspecting method of import and export standard rubber-Determination of nitrogen content 进出口标准橡胶检验方法 氮含量的测定 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| SN/T 2115-2008 |
Determination of the total nitrogen content and calculation of the crude protein content in food and feed for import and export. Combustion according to the dumas principle 进出口食品和饲料中总氮及粗蛋白的检测方法 杜马斯燃烧法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| HJ/T 346-2007 |
Water quality. Determination of nitrate-nitrogen. Ultraviolet spectrophotometry 水质 硝酸盐氮的测定 紫外分光光度法(试行) |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| QB/T 2722-2005 |
Leather. Chemical test. Determination of nitrogen content and hide substance. Titrimetric method 皮革 化学试验 含氮量和“皮质”的测定：滴定法 |
China Light Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 199-2005 |
Water quality. Determination of total-nitrogen. Gas-phase molecular absorption spectrometry 水质 总氮的测定 气相分子吸收光谱法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 198-2005 |
Water quality. Determination of nitrate-nitrogen. Gas-phase molecular absorption spectrometry 水质 硝酸盐氮的测定 气相分子吸收光谱法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 197-2005 |
Water quality. Determination of nitrite. Nitrogen Gas-phase molecular absorption spectrometry 水质 亚硝酸盐氮的测定 气相分子吸收光谱法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 196-2005 |
Water quality. Determination of Kjeldahl-nitrogen Gas-phase molecular absorption spectrometry 水质 凯氏氮的测定 气相分子吸收光谱法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 195-2005 |
Water quality. Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry 水质 氨氮的测定 气相分子吸收光谱法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 199-2005 |
Water quality Determination of total nitrogen Gas-phase molecular absorption spectrometry {译} 水质 总氮的测定 气相分子吸收光谱法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 198-2005 |
Water quality Determination of nitrate nitrogen Gas-phase molecular absorption spectrometry {译} 水质 硝酸盐氮的测定 气相分子吸收光谱法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 197-2005 |
Water quality Determination of nitrite nitrogen Gas-phase molecular absorption spectrometry {译} 水质 亚硝酸盐氮的测定 气相分子吸收光谱法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 196-2005 |
Water quality Determination of Kjeldahl nitrogen Gas-phase molecular absorption spectroscopy {译} 水质 凯氏氮的测定 气相分子吸收光谱 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 195-2005 |
Water quality Determination of ammonia nitrogen Gas-phase molecular absorption spectrometry {译} 水质 氨氮的测定 气相分子吸收光谱法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| SN/T 0736.11-2002 |
Chemical analysis of fertilizers for import and export. Determination of nitrogen content by auto analyzer 进出口化肥检验方法 自动分析仪测定氮含量 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| SN/T 1037-2002 |
Method for the determination of lime nitrogen for import and export 进出口石灰氮检验方法 |
China Import Export Inspection
Standards Determination nitrogen |
English PDF |
| HJ/T 43-1999 |
Stationary source emission. Determination of nitrogen oxid. N(1-naphtye)-ethylenediamine dihydrochloride spectrophotometric method 固定污染源排气中氮氧化物的测定 盐酸萘乙二胺分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HJ/T 42-1999 |
Stationary source emission. Determination of nitrogen oxide. Ultraviolet spectrophotometric method 固定污染源排气中氮氧化物的测定 紫外分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen |
English PDF |
| HG/T 3073-1999 |
Rubber compounding ingredients. Silica, precipitated, hydrated. Determination of specific surface area. Nitrogen absorption method 橡胶配合剂 沉淀水合二氧化硅比表面积的测定 氮吸附方法 |
China Chemical Industry
Standards Determination nitrogen |
English PDF |
| HJ T 43-1999 |
Determination of nitrogen oxides in exhaust gas from stationary pollution sources - Naphthalene ethylenediamine hydrochloride spectrophotometric method {译} 固定污染源排气中氮氧化物的测定 盐酸萘乙二胺分光光度法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| HJ T 42-1999 |
Determination of nitrogen oxides in exhaust gas from stationary pollution sources - UV spectrophotometry {译} 固定污染源排气中氮氧化物的测定 紫外分光光度法 |
China Environment Industry
Standards Determination nitrogen |
English PDF |
| SH/T 0656-1998 |
Standard test methods for instrumental determination of carbon, hydrogen, and nitrogen in petroleum products and lubricants 石油产品及润滑剂中碳、氢、氮测定法(元素分析仪法) |
China Petrochemical Industry
Standards Determination nitrogen |
English PDF |
| QB/T 2186-1995 |
(Determination of hydrolyzed protein liquid nitrogen ammonia electrode method together) 氨气敏电极法测定水解蛋白液合氮量 |
China Light Industry
Standards Determination nitrogen |
English PDF |
| SH/T 0162-1992 |
(Petroleum products Determination of basic nitrogen) 石油产品中碱性氮测定法 |
China Petrochemical Industry
Standards Determination nitrogen |
English PDF |
| SH/T 0224-1992 |
(Petroleum Additives Determination of nitrogen content (Kjeldahl method)) 石油添加剂中氮含量测定法（克氏法） |
China Petrochemical Industry
Standards Determination nitrogen |
English PDF |
| SH/T 0171-1992 |
(Petroleum and petroleum products - Determination of nitrogen (thymol colorimetry)) 石油和石油产品氮含量测定法（麝香草酚比色法） |
China Petrochemical Industry
Standards Determination nitrogen |
English PDF |
| SH/T 0413-1992 |
(Liquid paraffin trace basic nitrogen determination method) 液体石蜡中微量碱性氮含量测定法 |
China Petrochemical Industry
Standards Determination nitrogen |
English PDF |
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