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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 15249.1-2009 |
Methods for chemical analysis of crude gold - Part 1: Determination of gold content - Fire assay gRavimetric method 合质金化学分析方法 第1部分：金量的测定 火试金重量法 |
China National Standards Ravi |
 English PDF |
| GB/T 23594.1-2009 |
Chemical analysis methods of rare earth contents in samarium-europium-gadolinium concentrates - Part 1: Determination of total rare earth oxide content - GRavimetry 钐铕钆富集物化学分析方法 第1部分：稀土氧化物总量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23513.5-2009 |
Chemical analysis methods for germanium concentrate - Part 5: Determination of silica content - GRavimetry 锗精矿化学分析方法 第5部分：二氧化硅量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23513.3-2009 |
Chemical analysis methods for germanium concentrate - Part 3: Determination of sulfur content - Barium sulfate gRavimetry 锗精矿化学分析方法 第3部分：硫量的测定 硫酸钡重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23368.1-2009 |
Methods for chemical analysis of ammonium metatungstate - Part 1: Determination of water insoluble content - GRavimetric analysis 偏钨酸铵化学分析方法 第1部分：水不溶物量的测定 称量法 |
China National Standards Ravi |
English PDF |
| GB/T 23364.6-2009 |
Methods for chemical analysis of high purity indium oxide - Part 6: Determination of the loss on ignition - GRavimetric analysis 高纯氧化铟化学分析方法 第6部分：灼减量的测定 称量法 |
China National Standards Ravi |
English PDF |
| GB/T 23362.6-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 6: Determination of the loss on ignition - GRavimetric analysis 高纯氢氧化铟化学分析方法 第6部分：灼减量的测定 称量法 |
China National Standards Ravi |
English PDF |
| GB/T 23278.7-2009 |
Methods for chemical analysis of sodium stannate - Part 7: Determination of alkali insoluble matter - GRavimetric analysis 锡酸钠化学分析方法 第7部分：碱不溶物的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23274.8-2009 |
Methods for chemical analysis of stannic oxide - Part 8: Determination of loss on ignition - GRavimetric method 二氧化锡化学分析方法 第8部分：灼烧失重的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23274.7-2009 |
Methods for chemical analysis of stannic oxide - Part 7: Determination of soluable matter in hydrochloric acid - GRavimetric method 二氧化锡化学分析方法 第7部分：盐酸可溶物的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 23195-2008 |
Method for the determination of catalase in bee pollen - UltaRaviolet spectrophotometry 蜂花粉中过氧化氢酶的测定方法 紫外分光光度法 |
China National Standards Ravi |
English PDF |
| GB/T 23112-2008 |
UltRaviolet metal halide lamp 紫外线金属卤化物灯 |
China National Standards Ravi |
English PDF |
| GB/T 22661.2-2008 |
Chemical analysis methods of potassium fluoborade - Part 2: Determination of moisture content - By gRavimetric method 氟硼酸钾化学分析方法 第2部分：湿存水含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 22660.8-2008 |
Chemical analysis methods of lithium fluoride - Part 8: Determination of sulphate content - Barium sulphate gRavimetric method 氟化锂化学分析方法 第8部分：硫酸根含量的测定 硫酸钡重量法 |
China National Standards Ravi |
English PDF |
| GB/T 22660.2-2008 |
Chemical analysis methods of lithium fluoride - Part 2: Determination of moisture content - By gRavimetric method 氟化锂化学分析方法 第2部分：湿存水含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 22638.1-2008 |
Test methods for aluminium and aluminium alloy foils - Part 1: Determination of thickness by gRavimetric method 铝箔试验方法 第1部分：厚度的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 22662.2-2008 |
Chemical analysis methods of potassium fluotitanate - Part 2: Determination of moisture content - By gRavimetric method 氟钛酸钾化学分析方法 第2部分：湿存水含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 22500-2008 |
Animal and vegetable fats and oils - Determination of ultRaviolet absorbance expressed as specific UV extinction 动植物油脂 紫外吸光度的测定 |
China National Standards Ravi |
English PDF |
| GB/T 13823.19-2008 |
Methods for the calibration of vibration and shock pick-ups - Calibration by Earth’s gRavitation 振动与冲击传感器的校准方法 地球重力法校准 |
China National Standards Ravi |
English PDF |
| GB/T 19267.2-2008 |
Physical and chemical examination of trace evidence in forensic sciences - Part 2:UltRaviolet-visible absorption spectroscopy 刑事技术微量物证的理化检验 第2部分：紫外-可见吸收光谱法 |
China National Standards Ravi |
English PDF |
| GB/T 8330-2008 |
Determination of specific gRavity of ion exchange resins in wet state 离子交换树脂湿真密度测定方法 |
China National Standards Ravi |
English PDF |
| GB/T 5274-2008 |
Gas analysis - Preparation of calibration gas mixture - GRavimetric method 气体分析 校准用混合气体的制备 称量法 |
China National Standards Ravi |
English PDF |
| GB/T 13825-2008 |
Metallic coatings - Hot dip galvanized coatings on ferrous materials - GRavimetric determination of the mass per unit area 金属覆盖层 黑色金属材料热镀锌层 单位面积质量称量法 |
China National Standards Ravi |
English PDF |
| GB/T 6150.12-2008 |
Methods for chemical analysis of tungsten concentrates－Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and the gRavimetry 钨精矿化学分析方法 二氧化硅量的测定 硅钼蓝分光光度法和重量法 |
China National Standards Ravi |
English PDF |
| GB/T 10512-2008 |
Determination of phosphorus content for nitrophosphate - Quinoline phosphomolybdate gRavimetric method 硝酸磷肥中磷含量的测定 磷钼酸喹啉重量法 |
China National Standards Ravi |
English PDF |
| GB/T 4324.8-2008 |
Methods for chemical analysis of tungsten - Determination of nickel content - The inductively coupled plasma atomic emission spectrometry 、 flame atomic absorption spectrometry and dimethylglyoxime gRavimetry 钨化学分析方法 镍量的测定 电感耦合等离子体原子发射光谱法、火焰原子吸收光谱法和丁二酮肟重量法 |
China National Standards Ravi |
English PDF |
| GB/T 21994.8-2008 |
Chemical analysis of magnesium fluoride - Part 8: Determination of sulphate content - Barium sulphate gRavimetric method 氟化镁化学分析方法 第8部分：硫酸根含量的测定 硫酸钡重量法 |
China National Standards Ravi |
English PDF |
| GB/T 21994.2-2008 |
Chemical analysis of magnesium fluoride - Part 2: Determination of moisture content - GRavimetric method 氟化镁化学分析方法 第2部分：湿存水含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 21933.2-2008 |
Ferronickel - Determination of silicon content - GRavimetric method 镍铁 硅含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 21933.1-2008 |
Ferronickel - Determination of nickel content - The dimethylglyoxime gRavimetric method 镍铁 镍含量的测定 丁二酮肟重量法 |
China National Standards Ravi |
English PDF |
| GB/T 21932-2008 |
Nickel and ferronickel - Determination of sulphur content - Barium sulfate gRavimctric method after alumina chromatographic separation 镍和镍铁 硫含量的测定 氧化铝色层分离-硫酸钡重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1839-2008 |
Test method for gRavimetric determination of the mass per unit area of galvanized coatings on steel products 钢产品镀锌层质量试验方法 |
China National Standards Ravi |
English PDF |
| GB/T 22224-2008 |
Determination of dietary fiber in foods - Enzymatic gRavimetric method and enzymatic gravimetric method - Liquid chromatography 食品中膳食纤维的测定 酶重量法和酶重量法-液相色谱法 |
China National Standards Ravi |
English PDF |
| GB/T 5686.5-2008 |
Ferromanganese, ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of carbon content - The infrared absorption method ,the gasometric method ,the gRavimetric and the coulometric method 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 Ravi |
English PDF |
| GB/T 5686.2-2008 |
Ferromanganese，ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of silicon content - Molybdenum blue photometric method ，silicon potassium fluoride titrimetric method and perchloric acid dehydration gRavimet 锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝光度法、氟硅酸钾滴定法和高氯酸重量法 |
China National Standards Ravi |
English PDF |
| GB/T 4702.2-2008 |
Chromium metal - Determination of silicon content - The perchloric acid gRavimetric method 金属铬 硅含量的测定 高氯酸重量法 |
China National Standards Ravi |
English PDF |
| GB/T 4699.4-2008 |
Ferrochromium and silicochromium - Determination of carbon content - Infrared absorption method and gRavimetric method 铬铁和硅铬合金 碳含量的测定 红外线吸收法和重量法 |
China National Standards Ravi |
English PDF |
| GB/T 223.72-2008 |
Iron, steel and alloy - Determination of sulfur content - GRavimetric method 钢铁及合金 硫含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 223.43-2008 |
Iron, steel and alloy - Determination of tungsten content - GRavimetryc method and spectrophotometric method 钢铁及合金 钨含量的测定 重量法和分光光度法 |
China National Standards Ravi |
English PDF |
| GB/T 21780-2008 |
Partical size analysis - Sedimentation analysis in the gRavitational field - Pipette method 粒度分析 重力场中沉降分析 吸液管法 |
China National Standards Ravi |
English PDF |
| GB 4706.85-2008 |
Safety of household and similar electrical appliances - Particular requirements for skin exposure to ultRaviolet and infrared radiation 家用和类似用途电器的安全 紫外线和红外线辐射皮肤器具的特殊要求 |
China National Standards Ravi |
English PDF |
| GB/T 8923.2-2008 |
Preparation of steel substrates before application of paints and related products-Visual assessment of surface cleanliness - Part 2: Preparation grades of pRaviously coated steel substrates after localized removal of previous coatings 涂覆涂料前钢材表面处理 表面清洁度的目视评定 第2部分: 已涂覆过的钢材表面局部清除原有涂层后的处理等级 |
China National Standards Ravi |
English PDF |
| GB/T 6150.6-2008 |
Methods for chemical analysis of tungsten concentrates - Determination hygroscopic moisture content - GRavimetric method 钨精矿化学分析方法 湿存水量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 6150.1-2008 |
Methods for chemical analysis of tungsten concentrates - Determination of tungsten trioxide content - The ammonium tungstate igniting gRavimetric method 钨精矿化学分析方法 三氧化钨量的测定 钨酸铵灼烧重量法 |
China National Standards Ravi |
English PDF |
| GB/T 5124.2-2008 |
Methods for chemical analysis of hardmetals - Determination of insoluble (free) carbon content - GRavimetric method 硬质合金化学分析方法 不溶（游离）碳量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 5124.1-2008 |
Methods for chemical analysis of hardmetals - Determination of total carbon content - GRavimetric method 硬质合金化学分析方法 总碳量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15072.4-2008 |
Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gRavimetry 贵金属合金化学分析方法 钯、银合金中钯量的测定 二甲基乙二醛肟重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15072.17-2008 |
Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gRavimetry 贵金属合金化学分析方法 铂合金中钨量的测定 三氧化钨重量法 |
China National Standards Ravi |
English PDF |
| GB/T 14571.4-2008 |
Ethylene glycol for industrial use - Determination of ultRaviolet transmittance - Ultraviolet spectrophotometric method 工业用乙二醇紫外透光率的测定 紫外分光光度法 |
China National Standards Ravi |
English PDF |
| GB/T 21131-2007 |
Environmental tobacco smoke Estimation of its contribution to respirable suspended particles Determination of particulate matter by ultRaviolet absorbance and by fluorescence 环境烟草烟气 可吸入悬浮颗粒物的估测 用紫外吸收法和荧光法测定粒相物 |
China National Standards Ravi |
English PDF |
| GB/T 8704.6-2007 |
Ferrovanadium - Determination of silicon content - The sulphuric acid dehydration gRavimetric method 钒铁 硅含量的测定 硫酸脱水重量法 |
China National Standards Ravi |
English PDF |
| GB/T 5687.2-2007 |
Ferrochromium , silicochromium and nitrogen - bearing ferrochromium - Determination of silicon content - The perchloric acid dehydration gRavimetric method 铬铁、硅铬合金和氮化铬铁 硅含量的测定 高氯酸脱水重量法 |
China National Standards Ravi |
English PDF |
| GB/T 20432.11-2007 |
Photography - Photographic-grade chemicals - Test methods - Part 11： Determination of specific gRavity 摄影 照相级化学品 试验方法 第11部分：相对密度的测定 |
China National Standards Ravi |
English PDF |
| GB/T 20858-2007 |
Glass containers - Determination of capacity by gRavimetric method - Test method 玻璃容器 用重量法测定容量的试验方法 |
China National Standards Ravi |
English PDF |
| GB/T 17574.9-2006 |
Semiconductor devices - Integrated circuits - Part 2-9: Digital integrated circuits - Blank detail specification for MOS ultRaviolet light erasable electrically programmable read-only memories 半导体器件 集成电路 第2-9部分：数字集成电路 紫外光擦除电可编程MOS只读存储器空白详细规范 |
China National Standards Ravi |
English PDF |
| GB/T 6730.25-2006 |
Iron ores - Determination of total rare earth contents - Oxalate gRavimetric method 铁矿石 稀土总量的测定 草酸盐重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1509-2006 |
Manganese ores - Determination of silicon content - Perchloric acid dehydration gRavimetric method 锰矿石 硅含量的测定 高氯酸脱水重量法 |
China National Standards Ravi |
English PDF |
| GB/T 9721-2006 |
Chemical reagent - General rules for the molecular absorption spectrophotometry (ultRaviolet and visible) 化学试剂 分子吸收分光光度法通则(紫外和可见光部分) |
China National Standards Ravi |
English PDF |
| GB/T 6912.1-2006 |
Methods for analysis of water for boiler and for cooling determination of nitrates and nitrites - Part 1: UltRaviolet spectrophotometry for nitrates 锅炉用水和冷却水分析方法 硝酸盐和亚硝酸盐的测定 第1部分：硝酸盐紫外光度法 |
China National Standards Ravi |
English PDF |
| GB/T 5195.3-2006 |
Fluorspar―Determination of loss in mass at 105℃―GRavimetric method 萤石 105℃质损量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB 12791-2006 |
Point type ultRaviolet flame detectors 点型紫外火焰探测器 |
China National Standards Ravi |
English PDF |
| GB/T 20256-2006 |
Specifications for the gRavimetry control 国家重力控制测量规范 |
China National Standards Ravi |
English PDF |
| GB/T 20220-2006 |
Plastics - Film and sheeting - Determination of average thickness of a sample, and average thickness and yield of a roll, by gRavimetric techniques (gravimetric thickness) 塑料薄膜和薄片 样品平均厚度，卷平均厚度及单位质量面积的测定 称量法（称量厚度） |
China National Standards Ravi |
English PDF |
| GB/T 20405.5-2006 |
Urine-absorbing aids for incontinence―Test methods for characterizing Polymer-based absorbent materials―Part 5: GRavimetric determination of free swell capacity in saline solution 失禁者用尿液吸收剂 聚合物基质吸液材料特性的测试方法 第5部分：在生理盐水中用称重法测定吸水率 |
China National Standards Ravi |
English PDF |
| GB/T 3871.15-2006 |
Agricultural tractors - Test procedures - Part 15: Centre of gRavity 农业拖拉机 试验规程 第15部分：质心 |
China National Standards Ravi |
English PDF |
| GB/T 20017-2005 |
Metallic and other inorganic coating -- Measurement of mass per unit area -- Review of gRavimetric and chemical analysis methods 金属和其它无机覆盖层 单位面积质量的测定 重量法和化学分析法评述 |
China National Standards Ravi |
English PDF |
| GB 8368-2005 |
Infusion sets for single use,gRavity feed 一次性使用输液器 重力输液式 |
China National Standards Ravi |
English PDF |
| GB/T 19837-2005 |
UltRaviolet(UV) disinfection equipment for municipal water and wastewater treatment 城市给排水紫外线消毒设备 |
China National Standards Ravi |
English PDF |
| GB/T 11081-2005 |
Standard Test Method for UltRaviolet Adsorption of White Oils 白油紫外吸光度测定法 |
China National Standards Ravi |
English PDF |
| GB/T 19720-2005 |
Platinum jewellery alloys-Determination of platinum and palladium-GRavimetric method after precipitation of diammonium hexachloroplatinate and dimethylglyoxime 铂合金首饰 铂、钯含量的测定 氯铂酸铵重量法 丁二酮肟重量法 |
China National Standards Ravi |
English PDF |
| GB/T 6524-2003 |
Metallic powders--Determination of particle size distribution by gRavitational sedimentation in a liquid and attenuation measurement 金属粉末 粒度分布的测量 重力沉降光透法 |
China National Standards Ravi |
English PDF |
| GB/T 9792-2003 |
Conversion coatings on metallic materials--Determination of coating mass per unit area--GRavimetric methods 金属材料上的转化膜 单位面积膜质量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 12538-2003 |
Road vehicles with two axles--Determination of centre of gRavity 两轴道路车辆 重心位置的测定 |
China National Standards Ravi |
English PDF |
| GB/T 8243.4-2003 |
Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 4: Initial particle retention efficiency，life and cumulative efficiency(gRavimetric method) 内燃机全流式机油滤清器试验方法 第4部分: 原始滤清效率、寿命和累积效率(重量法) |
China National Standards Ravi |
English PDF |
| GB/T 3597-2002 |
Fertilizer--Determination of nitrate nitrogen content--Nitron gRavimetric method 肥料中硝态氮含量的测定 氮试剂重量法 |
China National Standards Ravi |
English PDF |
| GB 18528-2001 |
Occupational exposure limit of ultRaviolet radiation in the work environment 作业场所紫外辐射职业接触限值 |
China National Standards Ravi |
English PDF |
| GB/T 12585-2001 |
Rubber，vulcanized or thermoplastic--Rubber sheet and rubber-coated fabric--Determination rate of volatile liquids(gRavimetic technique) 硫化橡胶或热塑性橡胶 橡胶片材和橡胶涂覆织物 挥发性液体透过速率的测定(质量法) |
China National Standards Ravi |
English PDF |
| GB/T 17944-2000 |
Specifications for the dense gRavity measurement 加密重力测量规范 |
China National Standards Ravi |
English PDF |
| GB/T 17831-1999 |
Non-ionic surface active agents--Determination of sulfated ash--GRavimetric method 非离子表面活性剂 硫酸化灰分的测定(重量法) |
China National Standards Ravi |
English PDF |
| GB/T 223.74-1997 |
Methods for chemical analysis of iron，steel and alloy--The combustion gRavimetric/gas-volumetric method for the determination of non-combined carbon content 钢铁及合金化学分析方法 非化合碳含量的测定 |
China National Standards Ravi |
English PDF |
| GB/T 223.71-1997 |
Methods for chemical analysis of iron，steel and alloy--The gRavimetric method after combustion in the pipe furnace for the determination of carbon content 钢铁及合金化学分析方法 管式炉内燃烧后重量法测定碳含量 |
China National Standards Ravi |
English PDF |
| GB/T 223.60-1997 |
Methods for chemical analysis of iron，steel and alloy--The perchloric acid dehydration gRavimetric method for the determination of silicon content 钢铁及合金化学分析方法 高氯酸脱水重量法测定硅含量 |
China National Standards Ravi |
English PDF |
| GB/T 2469-1996 |
Pyrites and concentrate--Determination of carbon content--Caustic asbestos gRavimetric method 硫铁矿和硫精矿中碳含量的测定 烧碱石棉重量法 |
China National Standards Ravi |
English PDF |
| GB/T 2461-1996 |
Pyrites and concentrate--Determination of moisture--GRavimetric method 硫铁矿和硫精矿水分的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 16574-1996 |
Pyrites and concentrate--Determination of silicon content--GRavimetric method 硫铁矿和硫精矿中硅含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1873-1995 |
Phosphate rock and concentrate--Determination of silicon dixide content--GRavimetric and volumetric methods 磷矿石和磷精矿中二氧化硅含量的测定 重量法和容量法 |
China National Standards Ravi |
English PDF |
| GB/T 16077-1995 |
Workplace air--Determination of phosgene--UltRaviolet spectrophotometric method 车间空气中光气的紫外分光光度测定方法 |
China National Standards Ravi |
English PDF |
| GB/T 16055-1995 |
Workplace air--Determination of diphenyl-diphenyl ether--UltRaviolet spectrophotometric method 车间空气中联苯-苯醚的紫外分光光度测定方法 |
China National Standards Ravi |
English PDF |
| GB/T 1880-1995 |
Phosphate rock and concentrate--Determination of sulfur trioxide content--GRavimetric method 磷矿石和磷精矿中三氧化硫含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1875-1995 |
Phosphate rock and concentrate--Determination of loss on ignition--GRavimetric method 磷矿石和磷精矿中灼烧失量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1874-1995 |
Phosphate rock and concentrate--Determination of acid insoluble content--GRavimetric method 磷矿石和磷精矿中酸不溶物含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 1871.1-1995 |
Phosphate rock and concentrate--Determination of phosphrous pentoxide content--Quinoline phosphomolybdate gRavimetric and volumetric methods 磷矿石和磷精矿中五氧化二磷含量的测定 磷钼酸喹啉重量法和容量法 |
China National Standards Ravi |
English PDF |
| GB/T 1870-1995 |
Phosphate rock and concentrate--Determination of moisture content--GRavimetric method 磷矿石和磷精矿中水分的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15817-1995 |
Determination of mineral sulfate content in detergents--GRavimetric method 洗涤剂中无机硫酸盐含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15816-1995 |
Determination of total silica content in detergents and soaps--GRavimetric method 洗涤剂和肥皂中总二氧化硅含量的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15728-1995 |
Glass--Resistance to attack by a boiling hydrochloric acid--gRavimetric method of test and classification 玻璃耐沸腾盐酸浸蚀性的重量试验方法和分级 |
China National Standards Ravi |
English PDF |
| GB/T 15438-1995 |
Ambient air--Determination of ozone--UltRaviolet photometric method 环境空气 臭氧的测定 紫外光度法 |
China National Standards Ravi |
English PDF |
| GB/T 15432-1995 |
Ambient air--Determination of total suspended particulates--GRavimetric method 环境空气 总悬浮颗粒物的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15265-1994 |
Ambient air--Determination of dustfall--GRavimetric method 环境空气 降尘的测定 重量法 |
China National Standards Ravi |
English PDF |
| GB/T 15057.8-1994 |
Limestonefor chemical industry--Determination of sulfur content--GRavimetric and combustion-iodate titrimetric methods 化工用石灰石中硫含量的测定 硫酸钡重量法和燃烧-碘酸钾滴定法 |
China National Standards Ravi |
English PDF |
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