Reference number
ISO 8661:1988
© ISO 2024
ISO 8661:1988
Caprolactam for industrial use — Determination of volatile bases content — Titrimetric method after distillation
Edition 1
1988-05
Withdrawn
Withdrawn (Edition 1, 1988)

Abstract

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.

General information

  • Status
     : Withdrawn
    Publication date
     : 1988-05
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 61/SC 5
    ICS :
    71.080.30 
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