ISO 1843-5:1977
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Higher alcohols for industrial use — Methods of test — Part 5: Determination of total alcohols content — Titrimetric method
Hardcopy , PDF
English, French
01-06-1977
15-03-2019
Relates to C6 to C13 alcohols. The principle based on esterification of alcohols present in a test portion by means of acetic anhydride, and titration of the excess acetic anhydride with a standard volumetric ethanolic potassium hydroxide solution, in the precence of phenolphtalein as indicator.
| Committee |
ISO/TC 47
|
| DevelopmentNote |
Supersedes ISO 1850 (04/2001)
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| NBN T 04 135 : 1983 | Identical |
| IEEE/ISO/IEC 15288-2023 | ISO/IEC/IEEE International Standard - Systems and software engineering--System life cycle processes |
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