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B51-14 (R2019) – Boiler, pressure vessel, and pressure piping code

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ISO 6841:1988

ISO 6841:1988 Surface active agents – Technical straight-chain sodium alkylbenzenesulfonates – Determination of mean relative molecular mass by gas-liquid chromatography

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SKU: 6eb605c3c4d7 Category:

Description

A test portion is desulfonated in concentrated phosphoric acid medium and the liberated alkylbenzene is extracted with light petroleum. The mean relative molecular mass of the extracted alkylbenzene is determined chromatograhically. The mean relative molecular mass of the alkylbenzenesulfonate is calculated.

Edition

2

Published Date

1988-06-02

Status

PUBLISHED

Pages

5

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

A test portion is desulfonated in concentrated phosphoric acid medium and the liberated alkylbenzene is extracted with light petroleum. The mean relative molecular mass of the extracted alkylbenzene is determined chromatograhically. The mean relative molecular mass of the alkylbenzenesulfonate is calculated.

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