ISO 6634:1982
ISO 6634:1982 Fruits, vegetables and derived products – Determination of arsenic content – Silver diethyldithiocarbamate spectrophotometric method
CDN $85.00
Description
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.
Edition
1
Published Date
1982-12-01
Status
PUBLISHED
Pages
5
Language
English
Format
Secure PDF
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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.
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