GB/T 11277-2012 in English
VALIDSurface active agents—Non-ionic surface active agents—Determination of cloud point index(water number)—Volumetric method
- Issued on:2012-12-31
- Implemented on:2013-08-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
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本标准规定了一种测定非离子表面活性剂浊点指数的方法———容量法。
本标准适用于低烷氧基化的非离子表面活性剂(1~5环氧乙烷基团),它的憎水基是由醇/烷基酚或脂肪酸提供(它们的熔点低于30℃)。
本标准也适用于由醇、烷基酚或脂肪酸衍生的亲油基物。
Scope
This standard specifies a method for determining the cloud point index of nonionic surfactants—volumetric method. This standard applies to low alkoxylated non-ionic surfactants (1 to 5 ethylene oxide groups), whose hydrophobic groups are provided by alcohols/alkylphenols or fatty acids (their melting point is lower than 30°C) ). This standard also applies to lipophilic substrates derived from alcohols, alkylphenols or fatty acids.

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