甲苯二异氰酸酯中同分异构体 标准查询与下载
共找到 150 条与 甲苯二异氰酸酯中同分异构体 相关的标准，共 10 页
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
Determination of isomer content in toluene diisocyanate by gas chromatography
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
Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate
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
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
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
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
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)
Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate (TDI)
GBZ/T300的本部分规定了工作场所空气中甲苯二异氰酸酯（TDI）和二苯基甲烷二异氰酸酯（MDI）的溶液吸收-气相色谱法，异佛尔酮二异氰酸酯（IPDI）的溶剂洗脱-高效液相色谱法。 本部分适用于工作场所空气中甲苯二异氰酸酯、二苯基甲烷二异氰酸酯和异佛尔酮二异氰酸酯浓度的检测
Determination of Toxic Substances in Workplace Air Part 132: Toluene Diisocyanate, Diphenylmethane Diisocyanate and Isophorone Diisocyanate
This International Standard specifies a method for the determination of dissolved bromate in water (e.g. drinking water, raw water, surface water
Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate
本标准规定了二苯基甲烷二异氰酸酯（以下简称MDI）的要求、试验方法、检验规则和标志、包装、运输、贮存等。 本标准适用于苯胺经缩合、光气化、分离、精馏制得的MDI
Diphenylmethane diisocyanate
Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Determination of the isomer ratio in toluenediisocyanate
Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Determination of the isomer ratio in toluenediisocyanate
