Standard No.:	GB/T 9984.3-2004
English Name:	Sodium tripolyphosphate for industrial use-Separation by ion exchange chromatography and determination of the different phosphate forms
Chinese Name:	工业三聚磷酸钠 离子交换柱色谱法分离测定不同形式的磷酸盐
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
Issued by:	AQSIQ; SAC
Issued on:	2004-03-15
Implemented on:	2004-9-1
Status:	superseded
Superseded by:	GB/T 9984-2008 Test methods for industrial sodium tripolyphosphate
Superseded on:	2008-12-1
Superseding:	GB/T 9984.3-1988 Sodium tripolyphosphate for industrial use--Separation by ion exchange chromatography and determination of the different phosphate forme
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	300.00
Delivery:	via email in 1~3 business day

本标准规定了分离和测定工业用三聚磷酸钠(三磷酸五钠)中的不同形式磷酸盐的离子交换柱色谱法。本标准适用于测定正磷酸盐、焦磷酸盐、三聚磷酸盐和三偏磷酸盐的含量，也适用于在无四偏和五偏磷酸盐存在时估计多聚磷酸盐的总含量。