ISO 6634:1982

Published (Edition 1, 1982)

This publication was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 6634:1982

CHF 42

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Abstract

The method consists in decomposing a test portion, reducing arsenic (V) to arsenic (III) with tin(II) chloride and transforming the arsenic into arsine by action of nascent hydrogen, forming a red coloured complex by the action of the arsine on silver diethyldithiocarbamate and measuring at a wavelength of 520 nm.

General information

Status
: Published

Publication date
: 1982-12

Stage
: International Standard confirmed [90.93]
Edition
: 1

Number of pages
: 5
Technical Committee :
ISO/TC 34/SC 3

ICS :
67.080.01
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