同分异构体 标准查询与下载

HS/T 26-2009 甲苯二异氰酸酯中同分异构体含量的测定.气相色谱法

本标准规定了2，4-TDI和2,6-TDI两种同分异构体混合物含量的气相色谱测定方法。 本标准适用于2，4一甲苯二异氰酸酯和2，6-甲苯二异氰酸酯混合物的定量分析

Quantitive analysis for isomer of toluene diisocyanate.gas-chromatography

HS/T 26-2017 甲苯二异氰酸酯中同分异构体含量的测定 气相色谱法

Determination of isomer content in toluene diisocyanate by gas chromatography

JUS H.B8.716-1980 工业用1，2，3，4，5，6-六氯环己烷的分析．同分异构体的含量测定

Analysis oftechnical l, 2, 3, 4, 5, 6-hexachhrocyclohexane. Determination of gamma-isomer content

ASTM D7252-06(2011)e1 聚氨酯原材料的标准试验方法.异氰酸酯单体和同分异构体的测定

This test method can be used for research or for quality control to characterize isocyanates used in polyurethane products.

1.1

Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates

T/GITU 010-2021 涂料中卡拉花醛同分异构体总含量的测定 气相色谱-质谱联用法

本文件规定了涂料中卡拉花醛同分异构体总含量测定的气相色谱-质谱联用法

Determination of Total Content of Caranaldehyde and Its Isomers in Coatings by GC-MS

ASTM D4660-00 聚氨酯原料的标准试验方法:甲苯二异氰酸酯中同分异构体含量的测定

1.1 These test methods measure the amount of toluene-2,6-diisocyanate (TDI) in mixtures of the 2,4- and 2,6-isomers. Two test methods are required

Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate

ASTM D4660-00(2006)e1 聚氨酯原料的标准试验方法:甲苯二异氰酸酯中同分异构体含量的测定

1.1 These test methods measure the amount of toluene-2,6-diisocyanate (TDI) or toluene-2,4-diisocyanate in mixtures of the 2,4- and 2,6-isomers

Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate

ASTM D4660-06 聚氨酯原料的标准试验方法:甲苯二异氰酸酯中同分异构体含量的测定

These test methods can be used for research or for quality control to determine the isomer ratios of toluene diisocyanates.

Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate

ASTM D4660-12 聚氨酯原料的标准试验方法:甲苯二异氰酸酯中同分异构体含量的测定

These test methods can be used for research or for quality control to determine the isomer content of toluene diisocyanates.

The isomer

Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate

ISO 15064:2010 塑料.聚氨酯生产中使用的芳族异氰酸酯.甲苯二异氰酸酯中同分异构体比率的测定

WARNING — Persons using this International Standard should be familiar with normal laboratory practice. This standard does not purport to address all

Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate

BS ISO 15064:2010 塑料.聚氨酯生产中使用的芳族异氰酸酯.甲苯二异氰酸酯中同分异构体比率的测定

Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate

JUS H.B8.752-1982 1，2，3，4，5，6－六氯环己烷（高丙体六六六）．可分散于水中的粉剂．同分异构体含量的电势法测定

122A.5fi-Hexachlorocyclohexane. Water-dispersible povvder. Electrometric determinat/on of gamma- -isomer contsnt

ISO 15064:2017 塑料.聚氨酯生产中使用的芳族异氰酸酯.甲苯二异氰酸酯(TDI)中同分异构体比率的测定

This document specifies methods for the measurement of toluene-2,6-diisocyanate in mixtures of the 2,4- and 2,6-isomers. Two methods based on infrared

Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate (TDI)

BS ISO 15064:2017 塑料.聚氨酯生产中使用的芳族异氰酸酯.甲苯二异氰酸酯(TDI)中同分异构体比率的测定

Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate (TDI)

JUS H.B8.751-1982 1，2，3，4，5，6－六氯环己烷（高丙体六六六）．可分散于水中的粉剂．同分异构体含量的总氯含量法测定

1 J2,3,4,5jB-Hexachlorocyclohexant (Lindane), Water-di$persible povvdor. Determination of gamrna-iso- mer content by total chlorine method