Standard No.:	GB/T 29493.6-2013
English Name:	Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 6: Determination of isocyanate groups in polyurethane prepolymers
Chinese Name:	纺织染整助剂中有害物质的测定 第6部分：聚氨酯预聚物中异氰酸酯基含量的测定
Chinese Classification:	G70    Basic standards and general methods for chemical additive
Professional Classification:	GB    National Standard
ICS Classification:	71.100.40 71.100.40    Surface active agents 71.100.40
Source Content Issued by:	AQSIQ; SAC
Issued on:	2013-7-19
Implemented on:	2013-12-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

GB/T29493的本部分规定了纺织染整助剂聚氨酯预聚物中异氰酸酯基含量的测定方法。
本部分适用于由甲苯二异氰酸酯(TDI)、二苯基甲烷二异氰酸酯(MDI)等二异氰酸酯单体合成的聚氨酯预聚物中异氰酸酯基含量的测定方法。