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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 6730.48-2021 |
Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method 铁矿石 铋含量的测定 二硫代二安替吡啉甲烷分光光度法 |
China National Standards Determinatio |
 English PDF |
| GB/T 38478-2021 |
Determination of astaxanthin opticalisomers content—Liquid chromatography 虾青素旋光异构体含量的测定 液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 38479-2021 |
Determination of chitosan content -- High performance liquid chromatography 壳聚糖含量测定? 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 38482-2021 |
Determination of animal type Ⅰ collagen—Polyacrylamide gel electrophoresis 动物源性I型胶原蛋白成分测定 聚丙烯酰胺凝胶电泳法 |
China National Standards Determinatio |
English PDF |
| GB/T 38488-2021 |
Rapid Determination of microorganisms 微生物快速测定方法 |
China National Standards Determinatio |
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 Determinatio |
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 Determinatio |
English PDF |
| GB/T 41206-2021 |
Space environment (natural and artificial) -- Cosmic ray and solar energetic particle penetration inward the magnetosphere -- Method of Determination of the effective vertical cut-off rigidity 空间环境（自然和人工） 宇宙线和太阳能量粒子穿入磁层 有效垂直地磁截止刚度的确定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 24282-2021 |
Plastics—Determination of xylene-soluble matter fraction in polypropylene 塑料 聚丙烯中二甲苯可溶物含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 41171-2021 |
Urine-absorbing aids for incontinence -- Measurement of airborne respirable polyacrylate superabsorbent materials -- Determination of dust in collection cassettes by sodium atomic absorption spectrometry 失禁用尿吸收辅助器具? 空气中可吸入聚丙烯酸高吸水性材料测量 钠原子吸收光谱法对采集盒粉尘的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40891-2021 |
Determination of lyral in cosmetics—Gas chromatography-mass spectrometry 化妆品中新铃兰醛的测定 气相色谱-质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40950-2021 |
Determination of alkyl(C12～C22) trimethyl ammonium salt in cosmetics—High performance liquid chromatography tandem mass spectrometry 化妆品中烷基(C12～C22)三甲基铵盐的测定 高效液相色谱串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40955-2021 |
Determination of octamethylcyclotetrasiloxane(D4) and decamethylcyclopentasiloxane(D5) in cosmetics—Gas chromatography 化妆品中八甲基环四硅氧烷（D4）和十甲基环五硅氧烷（D5）的测定 气相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40919-2021 |
Polyethylene materials for piping systems—Determination of Strain Hardening Modulus in relation to slow crack growth 管道系统用聚乙烯材料 与慢速裂纹增长相关的应变硬化模量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40937-2021 |
Plastic piping systems—Determination of long-term strength for plastic composite pipes and fittings 塑料管道系统 塑料复合管材和管件长期强度的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40969-2021 |
Paper and board—Determination of colour (D50/2°diffuse reflectance method) 纸和纸板 颜色的测定（D50/2°漫反射法) |
China National Standards Determinatio |
English PDF |
| GB/T 40998-2021 |
Determination of hydroxypropyl content in modified starch -- Spectrophotometric method 变性淀粉中羟丙基含量的测定 分光光度法 |
China National Standards Determinatio |
English PDF |
| GB/T 40896-2021 |
Determination of diethylene glycol monoethyl ether in cosmetics—Gas chromatography mass spectrometry 化妆品中二乙二醇单乙醚的测定 气相色谱-质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40915-2021 |
Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量 |
China National Standards Determinatio |
English PDF |
| GB/T 40913-2021 |
Method for the Determination of the hot-end coating thickness of glass bottle 玻璃瓶罐热端涂层厚度的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40980-2021 |
Determination of reducing sugar in biochemical products—High-performance liquid chromatography with pre-column derivatization 生化制品中还原糖的测定 柱前衍生高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40895-2021 |
Determination of prohibited tetracaine and its salts in cosmetics—Ion chromatography 化妆品中禁用物质丁卡因及其盐类的测定 离子色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40898-2021 |
Determination of prohibited bemegride and its salts in cosmetics—High performance liquid chromatography 化妆品中禁用物质贝美格及其盐类的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40899-2021 |
Determination of prohibited bromisoval, carbromal and carisoprodol in cosmetics—High performance liquid chromatography 化妆品中禁用物质溴米索伐、卡溴脲和卡立普多的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40970-2021 |
Determination of ammonia in cosmetics—Titration method 化妆品中氨含量的测定 滴定法 |
China National Standards Determinatio |
English PDF |
| GB/T 40894-2021 |
Determination of prohibited substances thiamazole in cosmetics—High performance liquid chromatography 化妆品中禁用物质甲巯咪唑的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40897-2021 |
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method 化妆品中碱金属硫化物和碱土金属硫化物的测定 亚甲基蓝分光光度法 |
China National Standards Determinatio |
English PDF |
| GB/T 40901-2021 |
Determination of eleven kinds of prohibited azoles antifungal agents in cosmetics—Liquid chromatography-tandem mass spectrometry 化妆品中11种禁用唑类抗真菌药物的测定 液相色谱-串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40900-2021 |
Determination of fluorescent brightener 367 and fluorescent brightener 393 in cosmetics—Liquid chromatography-tandem mass spectrometry 化妆品中荧光增白剂367和荧光增白剂393的测定 液相色谱-串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40944-2021 |
Determination of feed particle size—Geometric mean diameter method 饲料粒度测定 几何平均粒度法 |
China National Standards Determinatio |
English PDF |
| GB/T 13082-2021 |
Determination of cadmium in feeds 饲料中镉的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40815.2-2021 |
Mechanical structures for electrical and electronic equipment—Thermal management for cabinets in accordance with inch and metric system—Part 2:Method for the Determination of forced air cooling 电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第2部分：强迫风冷的确定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40726-2021 |
Rubber-or plastics-coated fabrics—Determination of fogging characteristics of trim materials in the interior of automobiles 橡胶或塑料涂覆织物 汽车内饰材料雾化性能的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 30314-2021 |
Rubber- or plastics-coated fabrics—Determination of abrasion resistance—Taber abrader 橡胶或塑料涂覆织物 耐磨性的测定 泰伯法 |
China National Standards Determinatio |
English PDF |
| GB/T 29493.2-2021 |
Determination of harmful substances in textile dyeing and finishing auxiliaries—Part 2: Determination of perfluorinated compounds (PFCs) 纺织染整助剂中有害物质的测定 第2部分：全氟化合物（PFCs）的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 29493.1-2021 |
Determination of harmful substances in textile dyeing and finishing auxiliaries -- Part 1: Determination of the prohibited or restricted flame retardants 纺织染整助剂中有害物质的测定 第1部分：禁限用阻燃剂的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 22459.3-2021 |
Refractory mortars -- Part 3: Determination of joint stability 耐火泥浆? 第3部分：粘接时间试验方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40832-2021 |
Determination of mangiferin in mango leaves—High performance liquid chromatography 芒果叶中芒果苷的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40744-2021 |
Determination of solanesol in potato stems，leaves and their processed products. High performance liquid chromatography-mass spectrometry 马铃薯茎叶及其加工制品中茄尼醇的含量测定 高效液相色谱-质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40833-2021 |
Determination of p-coumaric acid in sugarcane rinds—High performance liquid chromatography 甘蔗皮渣中对香豆酸检测方法 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40909-2021 |
Textiles—Determination of methylcyclosiloxane residues 纺织品 甲基环硅氧烷残留量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 12690.8-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content 稀土金属及其氧化物中非稀土杂质化学分析方法 第8部分：钠量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 29614-2021 |
Vulcanized rubber—Determination the content of polycyclic aromatic hydrocarbons 硫化橡胶 多环芳烃含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40844-2021 |
Determination of synthetic musks in cosmetics—GC-MS method 化妆品中人工合成麝香的测定 气相色谱-质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40845-2021 |
Determination of azelaic acid in cosmetics—Gas chromatography method 化妆品中壬二酸的检测 气相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40639-2021 |
Determination of banned trichloroacetic acid in cosmetics 化妆品中禁用物质三氯乙酸的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40632-2021 |
The Determination for polysaccharides in bamboo leaves 竹叶中多糖的检测方法 |
China National Standards Determinatio |
English PDF |
| GB/T 26703-2021 |
Determination of abrasion resistance for top piece of leather shoes 皮鞋跟面耐磨性能试验方法 |
China National Standards Determinatio |
English PDF |
| GB/T 22930.2-2021 |
Leather and fur—Chemical Determination of metal content—Part 2:Total metal content 皮革和毛皮 金属含量的化学测定 第2部分：金属总量 |
China National Standards Determinatio |
English PDF |
| GB/T 22930.1-2021 |
Leather and fur—Chemical Determination of metal content—Part 1:Extractable metals 皮革和毛皮 金属含量的化学测定 第1部分：可萃取金属 |
China National Standards Determinatio |
English PDF |
| GB/T 40938-2021 |
Leather—Physical and mechanical tests—Determination of water penetration pressure 皮革 物理和机械试验 水渗透压测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40927-2021 |
Leather—Physical and mechanical tests—Determination of heat resistance of patent leather 皮革 物理和机械试验 漆皮耐热性能的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 18996-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using sodium chloride or potassium chloride 银合金首饰 银含量的测定 氯化钠或氯化钾容量法(电位滴定法) |
China National Standards Determinatio |
English PDF |
| GB/T 17832-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide 银合金首饰 银含量的测定 溴化钾容量法(电位滴定法) |
China National Standards Determinatio |
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 Determinatio |
English PDF |
| GB/T 40721-2021 |
Rubber—Determination of frictional properties 橡胶 摩擦性能的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40719-2021 |
Rubber,vulcanized or themoplastic—Determination of volume and/or surface resistivity 硫化橡胶或热塑性橡胶 体积和/或表面电阻率的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 39693.9-2021 |
Rubber, vulcanized or thermoplastic—Determination of hardness—Part 9:Calibration and verification of hardness testers 硫化橡胶或热塑性橡胶 硬度的测定 第9部分：硬度计的校准和验证 |
China National Standards Determinatio |
English PDF |
| GB/T 40906-2021 |
Methods for the Determination of prohibited substances in furniture products and related materials—Certain phthalate esters 家具产品及其材料中禁限用物质测定方法 邻苯二甲酸酯增塑剂 |
China National Standards Determinatio |
English PDF |
| GB/T 40904-2021 |
Methods for the Determination of prohibited substances in furniture products and related materials—Azo dyes 家具产品及其材料中禁限用物质测定方法 偶氮染料 |
China National Standards Determinatio |
English PDF |
| GB/T 40971-2021 |
Methods for the Determination of prohibited substance in furniture products and related materials—Polycyclic aromatic hydrocarbons 家具产品及其材料中禁限用物质测定方法 多环芳烃 |
China National Standards Determinatio |
English PDF |
| GB/T 40908-2021 |
Methods for the Determination of prohibited substances in furniture products and related materials—Flame retardants 家具产品及其材料中禁限用物质测定方法 阻燃剂 |
China National Standards Determinatio |
English PDF |
| GB/T 40907-2021 |
Methods for the Determination of prohibited substances in furniture products and related materials -- 2, 4-diaminotoluene and 4, 4'-methylenedianiline 家具产品及其材料中禁限用物质测定方法? 2,4-二氨基甲苯、4，4’-二氨基二苯甲烷 |
China National Standards Determinatio |
English PDF |
| GB/T 23801-2021 |
Determination of fatty acid methyl ester (FAME) content in middle distillates—Infrared spectrometry 中间馏分油中脂肪酸甲酯含量的测定 红外光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6683.1-2021 |
Petroleum and related products—Precision of measurement methods and results—Part 1: Determination of precision data in relation to methods of test 石油及相关产品 测量方法与结果精密度 第1部分：试验方法精密度数据的确定 |
China National Standards Determinatio |
English PDF |
| GB/T 40789-2021 |
Gas analysis—Online automated measuring systems for content of carbon monoxide,carbon dioxide and oxygen—Determination of performance characteristics 气体分析 一氧化碳含量、二氧化碳含量和氧气含量在线自动测量系统 性能特征的确定 |
China National Standards Determinatio |
English PDF |
| GB/T 40722.2-2021 |
Styrene-butadiene rubber(SBR) -- Determination of the microstructure of solution-polymerized SBR -- Part 2: FTIR with ATR method 苯乙烯-丁二烯橡胶（SBR）? 溶液聚合SBR微观结构的测定? 第2部分：红外光谱ATR 法 |
China National Standards Determinatio |
English PDF |
| GB/T 39560.8-2021 |
Determination of certain substances in electrical and electronic products—Part 8:Phthalates in polymers by gas chromatography-mass spectrometry (GC-MS),gas chromatography-mass spectrometry using a pyrolyzer/thermaldesorption accessory (Py/TD-GC-MS) 电子电气产品中某些物质的测定 第8部分：气相色谱-质谱法（GC-MS）与配有热裂解/热脱附的气相色谱-质谱法 （Py/TD-GC-MS）测定聚合物中的邻苯二甲酸酯 |
China National Standards Determinatio |
English PDF |
| GB/T 39560.702-2021 |
Determination of certain substances in electrical and electronic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(VI)]in polymers and electronics by the colormetric method 电子电气产品中某些物质的测定 第7-2部分：六价铬 比色法测定聚合物和电子件中的六价铬[Cr（VI）] |
China National Standards Determinatio |
English PDF |
| GB/T 39560.5-2021 |
Determination of certain substances in electrical and electronic products—Part 5: Cadmium，lead and chromium in polymers and electronics and cadmium and lead in metals by AAS，AFS，ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第5部分： AAS、AFS、ICP-OES和ICP-MS法测定聚合物和电子件中镉、铅、铬以及金属中镉、铅的含量 |
China National Standards Determinatio |
English PDF |
| GB/T 39560.4-2021 |
Determination of certain substances in electrical and electronic products—Part 4: Mercury in polymers, metals and electronics by CV-AAS, CV-AFS , ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第4部分：CV-AAS、CV-AFS、ICP-OES和ICP-MS测定聚合物、金属和电子件中的汞 |
China National Standards Determinatio |
English PDF |
| GB/T 40720-2021 |
Rubber,vulcanized rubber—Determination of insulation resistance 硫化橡胶 绝缘电阻的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40797-2021 |
Rubber, vulcanized or thermoplastic -- Determination of resistance to abrasion -- Driven, vertical abrasive disc method 硫化橡胶或热塑性橡胶 耐磨性能的测定 垂直驱动磨盘法 |
China National Standards Determinatio |
English PDF |
| GB/T 1232.3-2021 |
Rubber,unvulcanized—Determinations using a shearing-disc viscometer—Part 3:Determination of the Delta Mooney value for non-pigmented,oil-extended emulsion-polymerized SBR 未硫化橡胶 用圆盘剪切黏度计进行测定 第3部分：无填料的充油乳液聚合型苯乙烯-丁二烯橡胶Delta门尼值的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 1687.4-2021 |
Rubber,vulcanized—Determination of temperature rise and resistance to fatigue in flexometer testing—Part 4: Constant-stress flexometer 硫化橡胶 在屈挠试验中温升和耐疲劳性能的测定 第4部分：恒应力屈挠试验 |
China National Standards Determinatio |
English PDF |
| GB/T 40917-2021 |
Textiles—Determination of perfluorohexane-1-sulphonic acid and its salts 纺织品 全氟己烷磺酸及其盐类的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 18012-2021 |
Rubber latex -- Determination of pH 胶乳 pH值的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 5990-2021 |
Refractory materials—Determination of thermal conductivity, specific heat capacity and thermal diffusivity(hot-wire method) 耐火材料 导热系数、比热容和热扩散系数试验方法（热线法） |
China National Standards Determinatio |
English PDF |
| GB/T 40566-2021 |
Granular polysilicon produced by fluidized bed method—Determination of hydrogen—Pulse heating inert gas fusion infrared absorption method 流化床法颗粒硅 氢含量的测定 脉冲加热惰性气体熔融红外吸收法 |
China National Standards Determinatio |
English PDF |
| GB/T 40561-2021 |
Photovoltaic silicon material—Determination of oxygen—Pulse heating inert gas fusion infrared absorption method 光伏硅材料 氧含量的测定 脉冲加热惰性气体熔融红外吸收法 |
China National Standards Determinatio |
English PDF |
| GB/T 17144-2021 |
Petroleum products—Determinatioan of carbon residue—Micro method 石油产品 残炭的测定 微量法 |
China National Standards Determinatio |
English PDF |
| GB/T 261-2021 |
Determination of flash point—Pensky-Martens closed cup method 闪点的测定 宾斯基-马丁闭口杯法 |
China National Standards Determinatio |
English PDF |
| GB/T 40747-2021 |
Determination of fermentable organic matter(FOM) of ruminant feedstuffs in rumen 饲料瘤胃可发酵有机物(FOM)测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40635-2021 |
Determination of banned trichloroacetic acid in cosmetics 银耳干品包装、标志、运输和贮存 |
China National Standards Determinatio |
English PDF |
| GB/T 40835-2021 |
Feed safety evaluation—Determination of rumen degradation of ruminant feedstuffs—Code of practice in feeding trail of cattle 畜禽饲料安全评价 反刍动物饲料瘤胃降解率测定 牛饲养试验技术规程 |
China National Standards Determinatio |
English PDF |
| GB/T 40830-2021 |
Code of practice for the Determination of feed true ileal digestible amino acids for pigs (Simple T-cannulation) 猪饲料真可消化氨基酸测定技术规程(简单T型瘘管法) |
China National Standards Determinatio |
English PDF |
| GB/T 40644-2021 |
Determination of geniposidic acid in extract of eucommia ulmoides oliver leaf—HPLC 杜仲叶提取物中京尼平苷酸的检测 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40643-2021 |
Determination of hyperoside in extract of crataegus pinnatifida leaf—HPLC 山楂叶提取物中金丝桃苷的检测 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40642-2021 |
Determination of 1-deoxynojirimycin in extract of mulberry leaf—HPLC 桑叶提取物中1-脱氧野尻霉素的检测 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40641-2021 |
Determination of polyprenol from pine needles—High performance liquid chromatography 松针聚戊烯醇含量的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 14949.6-2021 |
Manganese ores—Determination of copper,lead and zinc content—Flame atomic absorption spectrometric method 锰矿石 铜、铅和锌含量的测定 火焰原子吸收光谱法 |
China National Standards Determinatio |
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 Determinatio |
English PDF |
| GB/T 40798-2021 |
Chemical analysis method of ion-adsorption rare earth ore—Determination of total rare earth contents—Inductively coupled plasma mass spectrometry 离子型稀土原矿化学分析方法 稀土总量的测定 电感耦合等离子体质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 40795.2-2021 |
Chemical analysis methods of lanthanum-cerium metals and their compounds—Part 2:Determination of rare earth content 镧铈金属及其化合物化学分析方法 第2部分：稀土量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40795.1-2021 |
Chemical analysis method of lanthanum-cerium metals and their compounds—Part 1:Determination of cerium content—Ammonium ferrous sulfate titration method 镧铈金属及其化合物化学分析方法 第1部分：铈量的测定 硫酸亚铁铵滴定法 |
China National Standards Determinatio |
English PDF |
| GB/T 22271.2-2021 |
Plastics -- Polyoxymethylene(POM) moulding and extrusion materials -- Part 2: Preparation of test specimens and Determination of properties 塑料 聚甲醛（POM）模塑和挤出材料 第2部分：试样制备和性能测定 |
China National Standards Determinatio |
English PDF |
| GB/T 23884-2021 |
Determination of biogenic amines in animal-derived feeds—High performance liquid chromatography 动物源性饲料中生物胺的测定 高效液相色谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 18115.4-2021 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides -- Part 4: Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 第4部分：钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 12690.7-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content 稀土金属及其氧化物中非稀土杂质化学分析方法 第7部分：硅量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 40936-2021 |
Leather—Physical and mechanical tests—Determination of water repellency of garment leather 皮革 物理和机械试验 服装革防水性能的测定 |
China National Standards Determinatio |
English PDF |
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