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ISO 8661:1988

Caprolactam for industrial use — Determination of volatile bases content — Titrimetric method after distillation ISO 8661:1988

Publication date:   May 19, 1988

95.99   Withdrawal of Standard   Feb 21, 2022

General information

95.99   Withdrawal of Standard   Feb 21, 2022

ISO

ISO/TC 61/SC 5 Physical-chemical properties

International Standard

71.080.30   Organic nitrogen compounds

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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.

Life cycle

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WITHDRAWN
ISO 8661:1988
95.99 Withdrawal of Standard
Feb 21, 2022




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