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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 46974-2025 |
Footwear - Chemical Testing Methods Determination of Short-Chain Chlorinated Paraffins 鞋类 - 化学试验方法 - 短链氯化石蜡的测定 |
China National Standards Chemical |
 English PDF |
| GB/T 46884.2-2025 |
Industrial Internet Platform - Digital Management of Safe Production - Part 2: PetroChemical Industry 工业互联网平台 - 安全生产数字化管理 - 第2部分：石化化工行业 |
China National Standards Chemical |
English PDF |
| GB/T 3215-2025 |
Centrifugal Pumps for Petroleum, PetroChemical and Gas Industries 石油、石化和天然气工业用离心泵 |
China National Standards Chemical |
English PDF |
| GB/T 6675.13-2025 |
Toy Safety - Part 13: - Chemical toy sets (excluding laboratory toys) 玩具安全 - 第13部分: - 除实验玩具外的化学套装玩具 |
China National Standards Chemical |
English PDF |
| GB/T 6675.9-2025 |
Toy Safety - Part 9: Experimental Toys for Chemical and Similar Activities 玩具安全 - 第9部分：化学及类似活动的实验玩具 |
China National Standards Chemical |
English PDF |
| GB/T 31590-2025 |
Chemical Composition Analysis Methods for Flue Gas Denitrification Catalysts 烟气脱硝催化剂化学成分分析方法 |
China National Standards Chemical |
English PDF |
| GB/T 46794-2025 |
Guidelines for Construction and Operation of Gas Protection Stations in Chemical Industrial Parks 化工园区气体防护站建设运行指南 |
China National Standards Chemical |
English PDF |
| GB/T 46550.2-2025 |
Natural Gas - Determination of Odorants - Part 2: Determination of Tetrahydrothiophene by ElectroChemical Sensor Method 天然气 - 加臭剂的测定 - 第2部分：用电化学传感器法测定四氢噻吩含量 |
China National Standards Chemical |
English PDF |
| GB 7956.15-2025 |
Fire Trucks - Part 15: Chemical Rescue Fire Trucks 消防车 - 第15部分：化学救援消防车 |
China National Standards Chemical |
English PDF |
| GB/T 46443-2025 |
Energy Storage Thermal Management - Refrigeration (Heat Pump) Units for ElectroChemical Energy Storage 储能热管理 - 电化学储能用制冷（热泵）机组 |
China National Standards Chemical |
English PDF |
| GB/T 46432-2025 |
Photography - Chemicals for Processing - Specification for 1-Phenyl-3-pyrazolidinone 摄影 - 加工用化学品 - 1-苯基-3-吡唑烷酮规范 |
China National Standards Chemical |
English PDF |
| GB/T 46446.1-2025 |
Petroleum, PetroChemical and Natural Gas Industries - Internal Coatings and Linings for Carbon Steel Process Vessels - Part 1: Technical Requirements 石油、石化和天然气工业 - 碳钢过程容器内涂层和衬里 - 第1部分：技术要求 |
China National Standards Chemical |
English PDF |
| GB/T 46429.2-2025 |
Petroleum, PetroChemical and Natural Gas Industries - External Corrosion Protection of Standpipes by Coating and Wrapping - Part 2: Maintenance and Field Repair of Standpipe Anti-Corrosion Coatings 石油、石化和天然气工业 - 用涂层和包覆对立管的外腐蚀防护 - 第2部分：立管防腐层的维护和现场修复 |
China National Standards Chemical |
English PDF |
| GB/T 176-2025 |
Methods for Chemical Analysis of Cement 水泥化学分析方法 |
China National Standards Chemical |
English PDF |
| GB/T 42513.10-2025 |
Chemical Analysis Methods for Nickel Alloys - Part 10: Determination of Trace Elements - Glow Discharge Mass Spectrometry 镍合金化学分析方法 - 第10部分：痕量元素含量的测定 - 辉光放电质谱法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.16-2025 |
Chemical Analysis Methods for Copper Concentrates - Part 16: Determination of Silicon Dioxide Content - Potassium Fluorosilicate Titration and Gravimetric Methods 铜精矿化学分析方法 - 第16部分：二氧化硅含量的测定 - 氟硅酸钾滴定法和重量法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.3-2025 |
Chemical Analysis Methods for Copper Concentrates - Part 3: Determination of Sulfur Content - Gravimetric and Combustion Titration Methods 铜精矿化学分析方法 - 第3部分：硫含量的测定 - 重量法和燃烧滴定法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.1-2025 |
Chemical Analysis Methods for Copper Concentrates - Part 1: Determination of Copper Content - Iodometric and Electrolytic Methods 铜精矿化学分析方法 - 第1部分：铜含量的测定 - 碘量法和电解法 |
China National Standards Chemical |
English PDF |
| GB/T 7739.15-2025 |
Chemical Analysis Methods for Gold Concentrates - Part 15: Determination of Platinum Group Elements 金精矿化学分析方法 - 15部分：铂族元素量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 31270.1-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 1: Soil Metabolism Test 化学农药环境安全评价试验准则 - 第1部分：土壤代谢试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.5-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 5: Soil Leaching Test 化学农药环境安全评价试验准则 - 第5部分：土壤淋溶试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.4-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 4: Soil Adsorption/Desorption Test 化学农药环境安全评价试验准则 - 第4部分：土壤吸附/解吸试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.14-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 14: Algal Growth Inhibition Test 化学农药环境安全评价试验准则 - 第14部分：藻类生长抑制试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.7-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 7: Bioaccumulation Test 化学农药环境安全评价试验准则 - 第7部分：生物富集试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.23-2025 |
Test guidelines for environmental safety evaluation of Chemical pesticides - Part 23: Acute oral toxicity test for birds 化学农药环境安全评价试验准则 - 第23部分：鸟类急性经口毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 12236-2025 |
Steel Swing Check Valves for Petroleum, Chemical, and Related Industries 石油、化工及相关工业用钢制旋启式止回阀 |
China National Standards Chemical |
English PDF |
| GB/T 12235-2025 |
Steel Globe Valves and Lift Check Valves for Petroleum, PetroChemical, and Related Industries 石油、石化及相关工业用钢制截止阀和升降式止回阀 |
China National Standards Chemical |
English PDF |
| GB/T 33373-2025 |
Corrosion Control - ElectroChemical Protection - Terminology 腐蚀控制 - 电化学保护 - 术语 |
China National Standards Chemical |
English PDF |
| GB/T 21852-2025 |
Chemicals - Partition Coefficient (n-Octanol-Water) High Performance Liquid Chromatography Test 化学品 - 分配系数（正辛醇-水）高效液相色谱法试验 |
China National Standards Chemical |
English PDF |
| GB/T 21751-2025 |
Chemicals - Test Method for Mammalian Spermatogonial Chromosome Aberration 化学品 - 哺乳动物精原细胞染色体畸变试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21771-2025 |
Chemicals - Test Method for Repeated Dose Toxicity Combined with Reproductive/Developmental Toxicity Screening 化学品 - 重复剂量毒性合并生殖/发育毒性筛选试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21763-2025 |
Chemicals - Test Method for Subchronic Oral Toxicity in Rodents 化学品 - 啮齿类动物亚慢性经口毒性试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21765-2025 |
Chemicals - Test Method for Subchronic Inhalation Toxicity 化学品 - 亚慢性吸入毒性试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21772-2025 |
Chemicals - Test Method for Mammalian Bone Marrow Chromosome Aberration 化学品 - 哺乳动物骨髓染色体畸变试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21826-2025 |
Chemicals - Acute Oral Toxicity Test Method - Upper and Lower Dose Range Method (UDP) 化学品 - 急性经口毒性试验方法 - 上下增减剂量法（UDP） |
China National Standards Chemical |
English PDF |
| GB/T 46515-2025 |
Technical Specification for Evaluation of Recycling Technologies for Waste Battery Chemicals 废弃电池化学品回收利用技术评价规范 |
China National Standards Chemical |
English PDF |
| GB/T 46192.1-2025 |
Test Methods for Liquid Crystal Alignment Films - Part 1: Physical and Chemical Properties 液晶配向膜测试方法 - 第1部分：理化性能 |
China National Standards Chemical |
English PDF |
| GB/T 46513-2025 |
ElectroChemical Performance Testing of Lithium-Ion Battery Cathode Materials - Low-Temperature Performance Test Method 锂离子电池正极材料电化学性能测试 - 低温性能测试方法 |
China National Standards Chemical |
English PDF |
| GB/T 46249-2025 |
Chemicals - Rapid Test for Androgenic Disrupting Activity 化学品 - 快速雄激素干扰活性报告试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.22-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 22: Soil Surface Photolysis Test 化学农药环境安全评价试验准则 - 第22部分：土壤表面光解试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.17-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 17: Acute Toxicity Test on Natural Enemy Trichogramma wasps 化学农药环境安全评价试验准则 - 第17部分：天敌赤眼蜂急性毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.15-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 15: Earthworm Acute Toxicity Test 化学农药环境安全评价试验准则 - 第15部分：蚯蚓急性毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.16-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 16: Soil Microbial Toxicity Test 化学农药环境安全评价试验准则 - 第16部分：土壤微生物毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.10-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 10: Acute Toxicity Test on Bees 化学农药环境安全评价试验准则 - 第10部分：蜜蜂急性毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.9-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 9: Short-Term Feeding Toxicity Test on Birds 化学农药环境安全评价试验准则 - 第9部分：鸟类短期饲喂毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 21769-2025 |
Chemicals - In Vitro 3T3 Neutral Red Uptake Phototoxicity Test Method 化学品 - 体外3T3中性红摄取光毒性试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21828-2025 |
Chemicals - Daphnia Reproduction Test 化学品 - 大型溞繁殖试验 |
China National Standards Chemical |
English PDF |
| GB/T 21805-2025 |
Chemicals - Algae Growth Inhibition Test 化学品 - 藻类生长抑制试验 |
China National Standards Chemical |
English PDF |
| GB/T 21827-2025 |
Chemicals - Skin Hypersensitivity Test - Regional Lymph Node Method 化学品 - 皮肤变态反应试验 - 局部淋巴结方法 |
China National Standards Chemical |
English PDF |
| GB 24539-2025 |
Protective Clothing - Chemical Protective Suits 防护服装 - 化学防护服 |
China National Standards Chemical |
English PDF |
| GB 24536-2025 |
Protective Clothing - Selection, Use, and Maintenance of Chemical Protection Suits 防护服装 - 化学防护服的选择、使用和维护 |
China National Standards Chemical |
English PDF |
| GB/T 46261-2025 |
General Technical Requirements for Fire Monitoring and Early Warning Systems in ElectroChemical Energy Storage Stations 电化学储能电站火灾监测预警系统通用技术要求 |
China National Standards Chemical |
English PDF |
| GB/T 46183-2025 |
Footwear - Chemical Test Methods - Determination of Chlorophenols - Gas Chromatography-Tandem Mass Spectrometry 鞋类-化学试验方法-含氯苯酚的测定-气相色谱-串联质谱法 |
China National Standards Chemical |
English PDF |
| GB/T 46164-2025 |
Corrosion of Metals and Alloys - Measurement of ElectroChemical Critical Local Corrosion Temperature (E-CLCT) for Additively Manufactured Titanium Alloys 金属和合金的腐蚀-增材制造钛合金电化学临界局部腐蚀温度（E-CLCT）的测量 |
China National Standards Chemical |
English PDF |
| GB/T 9989.3-2025 |
Determination of Chemical Resistance of Enamels - Part 3: Determination of Resistance to Chemical Corrosion by Alkaline Solutions Using Hexagonal or Quadrangular Glass Containers 搪瓷耐化学侵蚀的测定 - 第3部分：用六角形容器或四边形玻璃容器进行耐碱性溶液化学侵蚀的测定 |
China National Standards Chemical |
English PDF |
| GB/T 9989.2-2025 |
Determination of Chemical Resistance of Enamels - Part 2: Determination of Resistance to Chemical Corrosion by Boiling Acids, Boiling Neutral Liquids, Alkaline Liquids and Their Vapors 搪瓷耐化学侵蚀的测定 - 第2部分：耐沸腾酸、沸腾中性液体、碱性液体及其蒸气化学侵蚀的测定 |
China National Standards Chemical |
English PDF |
| GB/T 16555-2025 |
Chemical Analysis Methods for Carbon, Silicon Carbide, and Nitride Refractories 含碳、碳化硅、氮化物耐火材料化学分析方法 |
China National Standards Chemical |
English PDF |
| GB/T 3286.2-2025 |
Chemical Analysis Methods for Limestone and Dolomite - Part 2: Determination of Silicon and Aluminum Content 石灰石及白云石化学分析方法 - 第2部分：硅、铝含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 5195.12-2025 |
Chemical Analysis Methods for Fluorspar - Part 12: Determination of Arsenic Content 萤石化学分析方法 - 第12部分：砷含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 46054-2025 |
Corrosion of Metals and Alloys - ElectroChemical Measurements - Test Methods for Monitoring Atmospheric Corrosion 金属和合金的腐蚀-电化学测量-监测大气腐蚀的试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 14992-2025 |
High-Temperature Alloys and Intermetallic Compounds - Designations and Chemical Composition 高温合金和金属间化合物 - 牌号及化学成分 |
China National Standards Chemical |
English PDF |
| GB/T 5195.4-2025 |
Chemical Analysis Methods for Fluorspar - Part 4: Determination of Total Sulfur and Sulfide Content 萤石化学分析方法 - 第4部分：总硫、硫化物含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.6-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 6: Determination of Iridium Content 贵金属合金化学分析方法 - 第6部分：铱含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.20-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 20: Determination of Rhodium Content 贵金属合金化学分析方法 - 第20部分：铑含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.4-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 4: Determination of Palladium Content 贵金属合金化学分析方法 - 第4部分：钯含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.3-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 3: Determination of Platinum Content 贵金属合金化学分析方法 - 第3部分：铂含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.2-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 2: Determination of Silver Content 贵金属合金化学分析方法 - 第2部分：银含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 15072.1-2025 |
Chemical Analysis Methods for Precious Metal Alloys - Part 1: Determination of Gold Content 贵金属合金化学分析方法 - 第1部分：金含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 42513.9-2025 |
Chemical Analysis Methods for Nickel Alloys - Part 9: Determination of Total Boron Content - Curcumin Spectrophotometric Method 镍合金化学分析方法 - 第9部分：总硼含量的测定 - 姜黄素分光光度法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.15-2025 |
Chemical Analysis Methods for Copper Concentrates Part 15: Determination of Total Iron and Fe₃O₄ Content 铜精矿化学分析方法 - 第15部分：总铁和四氧化三铁含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 3884.9-2025 |
Chemical Analysis Methods for Copper Concentrates Part 9: Determination of Arsenic, Antimony, and Bismuth Content 铜精矿化学分析方法-第9部分：砷、锑和铋含量的测定 |
China National Standards Chemical |
English PDF |
| GB/T 3884.7-2025 |
Chemical Analysis Methods for Copper Concentrates Part 7: Determination of Lead and Zinc Content Na₂EDTA Titration Method 铜精矿化学分析方法 - 第7部分：铅和锌含量的测定 - Na2EDTA滴定法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.4-2025 |
Chemical Analysis Methods for Copper Concentrates Part 4: Determination of Lead, Zinc, Cadmium, Nickel, and Magnesium Oxide Content by Flame Atomic Absorption Spectroscopy 铜精矿化学分析方法-第4部分：铅、锌、镉、镍和氧化镁含量的测定 - 火焰原子吸收光谱法 |
China National Standards Chemical |
English PDF |
| GB/T 3884.2-2025 |
Chemical Analysis Methods for Copper Concentrates Part 2: Determination of Gold and Silver Content by Flame Atomic Absorption Spectroscopy and Fire Assay 铜精矿化学分析方法-第2部分：金和银含量的测定 - 火焰原子吸收光谱法和火试金法 |
China National Standards Chemical |
English PDF |
| GB/T 31270.11-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides Part 11: Acute Toxicity Test on Bombyx mori 化学农药环境安全评价试验准则 - 第11部分：家蚕急性毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.8-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides Part 8: Metabolism Test in Water-Sediment System 化学农药环境安全评价试验准则 - 第8部分：水-沉积物系统代谢试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.2-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides Part 2: Hydrolysis Test 化学农药环境安全评价试验准则 - 第2部分：水解试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.13-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 13: Acute Activity Inhibition Test on Daphnia 化学农药环境安全评价试验准则 - 第13部分：溞类急性活动抑制试验 |
China National Standards Chemical |
English PDF |
| GB/T 31270.12-2025 |
Test Guidelines for Environmental Safety Evaluation of Chemical Pesticides - Part 12: Acute Toxicity Test on Fish 化学农药环境安全评价试验准则 - 第12部分：鱼类急性毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 6900-2025 |
Chemical Analysis Methods for Aluminosilicate Refractories 铝硅系耐火材料化学分析方法 |
China National Standards Chemical |
English PDF |
| GB/T 42513.8-2025 |
Chemical Analysis Methods for Nickel Alloys - Part 8: Determination of Niobium Content - Inductively Coupled Plasma Atomic Emission Spectroscopy 镍合金化学分析方法 - 第8部分：铌含量的测定-电感耦合等离子体原子发射光谱法 |
China National Standards Chemical |
English PDF |
| GB/T 17218-2025 |
Hygienic Safety Evaluation of Chemical Treatment Agents for Drinking Water 生活饮用水化学处理剂卫生安全性评价 |
China National Standards Chemical |
English PDF |
| GB/T 46140-2025 |
Chemicals - Toxicity Test for Echinochloa crus-galli in Water-Sediment Systems 化学品-水-沉积物系统中穗状狐尾藻毒性试验 |
China National Standards Chemical |
English PDF |
| GB/T 46144-2025 |
Chemicals - Acute Toxicity in Fish Cell Lines - Test Using Rainbow Trout Gill Cell Line (RTgill-W1) 化学品 - 鱼类细胞系急性毒性 - 虹鳟鳃细胞系（RTgill-W1）试验 |
China National Standards Chemical |
English PDF |
| GB/T 46122.9-2025 |
Fireworks and Firecrackers - Test Methods for Specific Chemical Substances - Part 9: Determination of Mercury Content - Hydride Generation-Atomic Fluorescence Spectrometry 烟花爆竹 - 特定化学物质检测方法 - 第9部分：汞含量的测定 - 氢化物发生-原子荧光光谱法 |
China National Standards Chemical |
English PDF |
| GB/T 46122.8-2025 |
Fireworks and Firecrackers Test Methods for Specific Chemical Substances Part 8: Determination of Arsenic Content Hydride Generation-Atomic Fluorescence Spectroscopy 烟花爆竹 - 特定化学物质检测方法 - 第8部分：砷含量的测定 - 氢化物发生-原子荧光光谱法 |
China National Standards Chemical |
English PDF |
| GB/T 46136-2025 |
Chemicals Anaerobic Conversion Test in Liquid Manure 化学品 - 液态粪肥中的厌氧转化试验 |
China National Standards Chemical |
English PDF |
| GB/T 21818-2025 |
Chemicals Intrinsic Biodegradability Modified MITI Test (II) 化学品 - 固有生物降解性-改进的MITI试验（II） |
China National Standards Chemical |
English PDF |
| GB/T 21766-2025 |
Chemicals Reproductive/Developmental Toxicity Screening Test Method 化学品 - 生殖/发育毒性筛选试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21750-2025 |
Chemicals Toxic Metabolism Kinetic Test Method 化学品 - 毒物代谢动力学试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21788-2025 |
Chemicals Chronic Toxicity and Carcinogenicity Combined Test Method 化学品 - 慢性毒性与致癌性联合试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21773-2025 |
Chemicals In Vivo Mammalian Red Blood Cell Micronucleus Test Method 化学品 - 体内哺乳动物红细胞微核试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21793-2025 |
Chemicals In Vitro Mammalian Cell Gene Mutation Test Method 化学品 - 体外哺乳动物细胞基因突变试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21754-2025 |
Chemicals: Test Method for 28-Day (Subacute) Inhalation Toxicity 化学品-28天(亚急性)吸入毒性试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21759-2025 |
Chemicals: Test Method for Chronic Toxicity 化学品-慢性毒性试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 21610-2025 |
Chemicals: Test Method for Dominant Lethality in Rodents 化学品 - 啮齿类动物显性致死试验方法 |
China National Standards Chemical |
English PDF |
| GB/T 222-2025 |
Steel and Alloys - Permissible Deviations in Chemical Composition of Finished Products 钢及合金 - 成品化学成分允许偏差 |
China National Standards Chemical |
English PDF |
| GB/T 46122.12-2025 |
Fireworks and Firecrackers - Methods of Testing for Specific Chemical Substances - Part 12: Determination of Potassium Permanganate and Permanganate Content - High Performance Liquid Chromatography Method 烟花爆竹 - 特定化学物质检测方法 - 第12部分：苦味酸和苦味酸盐含量的测定 - 高效液相色谱法 |
China National Standards Chemical |
English PDF |
| GB/T 46122.11-2025 |
Fireworks and Firecrackers - Test Methods for Specific Chemical Substances - Part 11: Determination of Phosphorus Content - Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) 烟花爆竹 - 特定化学物质检测方法 - 第11部分：磷含量的测定 - 电感耦合等离子体原子发射光谱法（ICP-OES） |
China National Standards Chemical |
English PDF |
| GB/T 46122.10-2025 |
Fireworks and Firecrackers - Test Methods for Specific Chemical Substances - Part 10: Determination of Nitrogen Content in Nitrocellulose - Ferrous Sulfate Titration Method 烟花爆竹 - 特定化学物质检测方法 - 第10部分：硝化纤维素中氮含量的测定 - 硫酸亚铁滴定法 |
China National Standards Chemical |
English PDF |
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