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ISO 3423:1975

ISO 3423:1975 Sulphuric acid and oleums for industrial use – Determination of sulphur dioxide content – Iodometric method

CDN $85.00

SKU: 7c3cd01de14c Category:

Description

Applicable of products the SO2 content of which is equal to or more than 2 mg/kg. Based on the displacement of the sulphur dioxide present in the test portion by a current of pure nitrogen and absorption in a known volume of iodine solution. Titration of the excess of iodine with standard volumetric sodium thiosulphate solution. The diagram of the glass apparatus for absorption is shown in a figure.

Edition

1

Published Date

1975-11-01

Status

PUBLISHED

Pages

3

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Applicable of products the SO2 content of which is equal to or more than 2 mg/kg. Based on the displacement of the sulphur dioxide present in the test portion by a current of pure nitrogen and absorption in a known volume of iodine solution. Titration of the excess of iodine with standard volumetric sodium thiosulphate solution. The diagram of the glass apparatus for absorption is shown in a figure.

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