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

Author ISO TC 61/SC 5
Publisher Multiple. Distributed through American National Standards Institute (ANSI)
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Book Details
ISBN / ASINB000Y2TLZY
ISBN-13978B000Y2TLZ0
MarketplaceFrance 🇫🇷

Description

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.