The volatile bases are distilled in alkaline medium under specified conditions and collected in a known volume of a standard volumetric hydrochloric acid solution in the presence of an indicator. The excess of the acid is titrated with a standard volumetric sodium hydroxide solution.
Status: WithdrawnPublication date: 1988-05
Edition: 1Number of pages: 3
Technical Committee: ISO/TC 61/SC 5 Physical-chemical properties
- ICS :
- 71.080.30 Organic nitrogen compounds
ISO 8661:1988Stage: 95.99
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.