Browse Standards

化学试剂 重铬酸钾

Chemical reagent--Potassium dichromate

化学试剂 氟化铵

Chemical reagent--Ammonium fluoride

化学试剂 甲苯

Chemical reagent--Toluene

精制棉

Refined cotton

非离子表面活性剂 硫酸化灰分的测定(重量法)

Non-ionic surface active agents--Determination of sulfated ash--Gravimetric method

聚乙氧基化非离子表面活性剂中聚乙二醇含量的测定 高效液相色谱法

Determination of polyethylene glycol in polyethoxy-lated nonionic surfactants by HPLC

聚乙氧基化脂肪醇

Polyethoxylated fatty alcohols

工业用丁二烯中微量胺的测定

Butadiene for industrial use--Determinationof trace amine

工业用丁二烯中不挥发残留物质的测定

Butadiene for industrial use--Determination of nonvolatile residues

工业用丁二烯外观试验

Butadiene for industrial use--Testing of appearance

工业用丁二烯中微量二聚物的测定 气相色谱法

Butadiene for industrial use--Determination of trace dimer--Gas chromatographic method

工业用丁二烯中过氧化物含量的测定 滴定法

Butadiene for industrial use--Determination of peroxides--Titrimetric method

工业用化学产品采样安全通则

Sampling of chemical products for industrial use--Safety in sampling

玻璃浮计式密度计的结构和校准原则

Principles of construction and adjustment of glass hydrometers

工业己烷

Commercial hexanes

工业炸药分类和命名规则

Classification and rules of nomenclature for industrial explosives

工业丙烯酸及酯中阻聚剂的测定

Acrylic acid and acrylate esters for industrial use--Determination of monomethyl ether of hydroquinone

工业丙烯酸酯酸度的测定

Acrylate esters for industrial use--Determination of acidity

工业丙烯酸及酯色度的测定

Acrylic acid and acrylate esters for industrial use--Determination of color

工业丙烯酸酯纯度的测定 气相色谱法

Determination of purity of industrial use acrylate esters by gas chromatography