GB/T 5178-1985 in English
SUPERSEDEDDetermination of mean relative molecular mass for technical straight-chain sodium alkyl benzene sulphonates; Gas-liquid chromatographic method
- Issued on:1985-05-10
- Implemented on:1986-01-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
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《GB/T 5178-1985工业直链烷基苯磺酸钠平均相对分子量的测定 气液色谱法》由TC272(全国表面活性剂和洗涤用品标准化技术委员会)归口,主管部门为中国轻工业联合会。
本标准规定了测定工业直链烷基苯磺酸钠平均相对分子量的方法。
Scope
This standard specifies the method for determining the average relative molecular weight of industrial linear alkylbenzene sulfonate sodium. This standard is equivalent to the international standard ISO6841-1983 "Surfactant--Determination of average relative molecular weight of industrial linear alkylbenzene sulfonate--Gas-liquid chromatography". Gas-liquid chromatography is only suitable for straight-chain alkylbenzenes, because the chromatographic peaks of branched-chain alkylbenzenes cannot be identified.

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