ISO 8661:1988
Caprolactam for industrial use; determination of volatile bases content; titrimetric method after distillation

Standard No.

ISO 8661:1988

Release Date

1988

Published By

International Organization for Standardization (ISO)

Latest

ISO 8661:1988

Scope

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.

ISO 8661:1988 history

• 1988 ISO 8661:1988 Caprolactam for industrial use; determination of volatile bases content; titrimetric method after distillation