BS 4401-11:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
02-15-1995
English
02-28-1979
Hydrolysis with constant boiling hydrochloric acid, estimation spectrophotometrically after oxidation by Chloramine T and the addition of p-dimethylaminobenzaldehyde.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.