ISO 5372:1978
Condensed phosphates for industrial use (including foodstuffs); Determination of arsenic content; Silver diethyldithiocarbamate photometric method

Standard No.

ISO 5372:1978

Release Date

1978

Published By

International Organization for Standardization (ISO)

Status

Withdraw 2002-05

Latest

ISO 5372:1978

Scope

Applicable to products having As content equal or more than 0.2 mg/kg. Dissolution of a test portion, acidification with hydrochloric acid solution and oxidation with potassium bromide-bromate solution, followed by hydrolysis. Determination in accordance with the general method in ISO 2590, clause 3. Has also been approved by the IUPAC.

ISO 5372:1978 history

• 1978 ISO 5372:1978 Condensed phosphates for industrial use (including foodstuffs); Determination of arsenic content; Silver diethyldithiocarbamate photometric method