Browse Standards
2986+ standards in database
2986 result(s) found
染料染色标准深度色卡 2/1、1/3、1/6、1/12、1/25
Colour cards of standard depths for dyeing with dyestuffs 2/1、1/3、1/6、1/12、1/25
氪气
Krypton
氙气
Xenon
氩
Argon
化学试剂 三氧化二砷
Chemical reagent - Arsenic trioxide
工业用二氟一氯甲烷(HCFC-22)
Monochlorodifluoro methane for industrial uses
工业硼酸
Boric acid for industrial use
化学试剂 氯化钠
Chemical reagent - Sodium chloride
化学试剂 十二水合磷酸氢二钠(磷酸氢二钠)
Chemical reagent - Disodium hydrogen phosphate dodecahydrate
工业硼化物 分析方法
Methods of test for boron compound for industrial use
化学试剂 分子吸收分光光度法通则(紫外和可见光部分)
Chemical reagent - General rules for the molecular absorption spectrophotometry (ultraviolet and visible)
油气井聚能射孔器材通用技术条件
General requirements for perforator materials for oil and gas well
油气井聚能射孔器材性能试验方法
Test method of perforator materials for oil and gas well
稳定性同位素15N无机标记化合物
Stable isotope 15N Inorganic labelled compound
化学法复合二氧化氯发生器
Generator of complex chlorine dioxide by chemical reaction
工业氯酸钾
Potassium chlorate for industrial use
高纯氢氧化钠
High - purity sodium hydroxide
表面活性剂 游离碱度或游离酸度的测定 滴定法
Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method
表面活性剂和洗涤剂 样品分样法
Surface active agents and detergents - Methods of sample division
工业用氢氧化钠 氯酸钠含量的测定 邻-联甲苯胺分光光度法
Sodium hydroxide for industrial use - Determination of sodium chlorate content - O-Tolidine spectrometric method