Reference number
ISO 755-2:1981
ISO 755-2:1981
© ISO 2024
ISO 755-2:1981
Butan-1-ol for industrial use — Methods of test — Part 2: Determination of acidity — Titrimetric method
Edition 1
1981-09
1981-09
Retirada
Resumen
The principle consists in titration of the acidity of a test portion with a standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. This document should be read in conjunction with ISO 755/1. International Standards ISO 755/1, ISO755/2 and ISO 755/3 cancel and replace ISO Recommendation R 755-1968, og which they constitute a technical revision. It as also been approved by the International Union of Pure and Applied Chemistry (IUPAC).
Ciclo de vida
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Anteriormente
RetiradaISO/R 755:1968
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Ahora