Withdrawn
The principle consists in titration of the alkalinity of a test portion with a standard volumetric hydrochloric acid solution in the presence of an indicator. - Replaces ISO Recommendation R 1593-1970.
WITHDRAWN
ISO 1593:1977
95.99
Withdrawal of Standard
May 27, 2002
Urea for industrial use — Determination of alkalinity — Titrimetric method
95.99 Withdrawal of Standard