Abstract 

The document also specifies the method to be used for the determination of the crystallizing point. Before carrying out the tests, the sample shall be grind to a fine powder and shall be mixed thoroughly. Exposure to moist air may lead to the formation of maleic acid. - ISO 1390, Parts 1 to 6, replace ISO Recommendation R 1390-1970.


General information

  • Status :  Withdrawn
    Publication date : 1977-06
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 47
    Chemistry
  • 71.080.50
    Anhydrides

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