共找到 150 条与 气相色谱用对照品 四氯乙烯 相关的标准，共 10 页
Chemical reagents Gas chromatography reference substance tetrachloroethylene
本标准规定了食品中三氯生和三氯卡班的气相色谱-质谱法测定方法。本标准适用于食品中三氯生和三氯卡班的测定
Determination method of trichlorethylene and tetrachlorethylene in plastic and rubber products Gas chromatography-mass spectrometry
Chemical reagents Gas chromatography reference substance Chlorobenzene
Chemical reagents Gas chromatography reference substance ethyl acetate
1含量（CH2Cl2），w/% ≥ 99.90 2色度/黑曾单位 ≤ 10 3密度（20℃），ρ/(g/mL） 1.320~1.330 4蒸发残渣，w/% ≤ 0.002 5酸度（以 H+计），b/（mmol/g
Chemical reagent — Reference material for gas chromatography — Dichloromethane
Chemical reagents Gas chromatography reference substance chloroform
1含量（C2H5OH），w/% ≥ 99.9 2密度（20℃），ρ/(g/mL) 0.789~0.791 3与水混合试验 合格 4蒸发残渣，ω/% ≤ 0.0005 5酸度（以 H+计），b/(mmol/g)
Chemical reagent — Reference material for gas chromatography — Ethanol
La norma specifica un metodo per la determinazione del cloruro di vinile monomero residuo nelle resine di omopolimeri e copolimeri del cloruro di
Plastics - Poly(vinyl chloride) - Determination of residual vinyl chloride monomer using gas-chromatographic method
This document specifies a method for the determination of vinyl chloride monomer in homopolymer and copolymer resins of vinyl chloride and compounded
Plastics — Poly(vinyl chloride) — Determination of residual vinyl chloride monomer using gas-chromatographic method
Plastics - Poly(vinyl chloride) - Determination of residual vinyl chloride monomer using gas-chromatographic method
This document specifies a method for the determination of vinyl chloride monomer in homopolymer and copolymer resins of vinyl chloride and compounded
Plastics – Poly(vinyl chloride) – Determination of residual vinyl chloride monomer using gas-chromatographic method
Plastics -poly(vinyl chloride) – determination of residual vinyl chloride monomer using gas – chromatographic method.
本标准规定了以液上顶空气相色谱法测定聚氯乙烯中残留氯乙烯单体含量的方法。本标准适用于聚氯乙烯树脂及其复合物中氯乙烯单体含量的测定,检出范围为0.1 μg/g~3.0 μg/g
Poly (vinyl chloride).Determination of residual vinyl chloride monomer.Gas-chromatographic method
Plastics - Poly(vinyl chloride) - Determination of residual vinyl chloride monomer using gas-chromatographic method
Plastics - Poly(vinyl chloride) - Determination of residual vinyl chloride monomer using gas-chromatographic method (ISO 6401:2022); German version EN ISO 6401:2022
