Standard No.:	GB 11278-1989
English Name:	Anionic and non-ionic surface active agents; Determination of the critical micellization concentration; Method by measuring surface tension with ring
Chinese Name:	阳离子和非离子表面活性剂 临界胶束浓度的测定 圆环测定表面张力法
Chinese Classification:	G72    Basic standards and general methods for surface active agent
Professional Classification:	GB    National Standard
ICS Classification:	71.100.40 71.100.40    Surface active agents 71.100.40
Issued by:	CSBTS
Issued on:	1989-02-15
Implemented on:	1990-1-1
Status:	superseded
Superseded by:	GB/T 11276-2007 Surface active agents—Determination of the critical micellization concentration
Superseded on:	2008-2-1
Abolished on:	2008-02-01
Language:	English
File Format:	PDF
Word Count:	1000 words
Price(USD):	30.0
Delivery:	via email in 1~3 business day

本标准规定了一种用圆环测定表面张力的方法，来测定在蒸馏水或其他水溶液体系中阴离子和非离子表面活性剂的临界胶束浓度。本标准适用于提纯或未提纯的水溶性非离子表面活性剂，其浊点温度至少高于试验温度5℃。本标准还适用于提纯或未提纯的水溶性阴离子表面活性剂，其克拉夫特温度至少低于试验温度5℃。