GB/T 7381-1993 in English

SUPERSEDED

Surface active agents. Determination of stability in hard water

Issued on:1993-08-06
Implemented on:1994-09-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $180.00
$175.00

Standard No:	GB/T 7381-1993
Document status:	SUPERSEDED
Superseded by:	GB/T 7381-2010 Surface active agents—Determination of stability in hard water
Superseded on:	2011-12-01
Title in English:	Surface active agents. Determination of stability in hard water
Title in Chinese:	表面活性剂在硬水中稳定性的测定方法
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	1993-08-06
Implemented on:	1994-09-01
ICS Classification:	71.100.40-Surface active agents
Chinese Classification:	G72-Basic standards and general methods for surface active agent
Professional Classification:	GB-National Standard
Related Keywords:	hard water hard water scopethis standard active agents water hard
Related Topics:	Qualitative Surfactant Determination of as in water Solvent Stability Stable strain method In stabilizer Surfactant Analysis Methods List of stable strains Meter Stability Meter Stability Water Activity Meter Water Activity Measurement Is u6 stable in plasma? surface liquid stability gold stabilizer Qualitative Peptide active center method Qualitative oil in water phase stabilizer surface energy stability GBT7381 GB/T 14273-1993 GB/T 7381-1993 GB/T 7381-2010 Surfactant Stability hard water How to determine water activity Determination method of flour moisture in national standard How to measure hardness in water What are the methods for measuring active chlorine? Experiment to measure the light stability of wood surfaces water stability standards Reagent stability verification method Method for determination of active free radicals in water The method of measuring water activity is Determination of sodium chloride in surfactants How to measure water activity Methods for detecting reactive oxygen species in tissues Stability in methodological investigation How to measure water activity Water activity detection method Determination method for sedimentation stability Solution stability in method validation Ideas and methods for determining the biological activity of traditional Chinese medicine

《GB/T 7381-1993表面活性剂在硬水中稳定性的测定》由606（中国石油和化学工业联合会）归口，主管部门为中国石油和化学工业联合会。
本标准规定了一种测定表面活性剂在硬水中稳定性的方法。本标准适用于在常温或稍高温度时在水中易于溶解的表面活性剂在硬水中稳定性的测定。

Scope

This standard specifies a method for determining the stability of surfactants in hard water. This standard applies to the determination of the stability in hard water of surfactants that are easily soluble in water at room temperature or slightly higher temperature.

More samples: DL/T 5154-2012 GB 50021-2001(2009) YD/T 3934-2021

Sample only — not a preview of GB/T 7381-1993

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