Abstract
Specifies the purity requirements and describes the test methods for insoluble matter, heavy metals content, iron, alkalinity, acidity, sulfide content, pH value, appearance of solution.
Read sample
Preview this standard in our Online Browsing Platform (OBP)
General information
Life cycle
-
Previously
WithdrawnISO 419:1972
WithdrawnISO 3300:1976
-
Now
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)