ISO 3333:1975
Ammonium sulphate for industrial use — Determination of copper content — Zinc dibenzyldithiocarbamate photometric method
Reference number
ISO 3333:1975
Edition 1
1975-07
© ISO 2024
Withdrawn
Withdrawn (Edition 1, 1975)

Abstract

Applicable to products of which the Cu content is more than 0,1 mg/kg. The detection bases on the formation of a coloured complex of copper and of zinc dibenzyldithiocarbamate and photometric measurement at a wavelength of about 435 nm.

General information

  • Status
     : Withdrawn
    Publication date
     : 1975-07
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 47
    ICS :
    71.060.50 
  • RSS updates

Life cycle

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

  2. Store
  3. Standards catalogue
  4. ICS
  5. 71
  6. 71.060
  7. 71.060.50
  8. ISO 3333:1975