Browse Standards
3488+ standards in database
3488 result(s) found
焦化粘油类产品馏程的测定方法
Method for measuring distillation range of coking viscous oil products
工业用乙二醇试验方法 第4部分：紫外透光率的测定 紫外分光光度法
Test method of ethylene glycol for industrial use—Part 4：Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
纳米技术 生产环境纳米二氧化钛粉尘浓度检测方法 分光光度法
Nanotechnologies—Determination of the concentration of nanometer titanium dioxide airborne dust in workplace—Spectrophotometry method
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
Acrylonitrile for industrial use—Part 16: Determination of iron and copper content—Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry
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
Acrylonitrile for industrial use—Part 12: Determination of purity and impurities—Gas chromatographic method
工业硅酸钠
Sodium silicate for industrial use
萘酸洗比色试验方法
Naphthalene sulphuric acid test
焦化轻油类产品馏程的测定方法
Method for measuring distillation range of coking light oil products
卤水碳酸锂
Lithium carbonate made of brine
烟花爆竹 检验检测方法
Fireworks and firecrackers—Inspection and testing method
工业用乙二醇试验方法 第3部分：醛含量的测定
Test method of ethylene glycol for industrial use—Part 3：Determination of content of aldehydes
洗衣粉 第1部分：技术要求
Laundry powders—Part 1：Technical requirements
洗衣粉 第2部分：试验方法
Laundry powders—Part 2：Test method
焦化苯类产品全硫含量的测定方法
Determination of total sulfur of coking benzole products
气体分析 分析偏倚的研究与处理
Gas analysis—Investigation and treatment of analytical bias
液体化工产品 折光率的测定
Liquid chemicals—Determination of refractive index
三聚氯氰
Cyanuric chloride
气体分析器性能表示 第1部分：总则
Expression of performance of gas analyzers—Part 1: General
电子级硫酸
Electronic grade sulphuric acid
气相分子吸收光谱仪
Gas-phase molecular absorption spectrometer