Abstract Preview

The method is applicable to products having contents greater than 1 g/kg. It consists in ashing of a test portion, treatment of the ash with hydrochloric acid and precipitation of the calcium as calcium oxalate, dissolution of the precipitation in sulfuric acid and titration with standard volumetric potassium permanganate solution of the oxalic acid formed.

General information

  • Status :  Published
    Publication date : 1985-11
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 34/SC 10
    Animal feeding stuffs
  • 65.120
    Animal feeding stuffs

Buy this standard

Format Language
  • CHF38

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)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.