This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
The method is applicable to the anhydrous product and to the monohydrat. It consists in drying of a test portion at 100 °C and a pressure not exceeding 135 mbar.
Buy this standard
|std 1 40|
|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
Got a question?
Check out our FAQs
+41 22 749 08 88
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.