ISO 1390-4:1977

Maleic anhydride for industrial use — Methods of test — Part 4: Determination of maleic anhydride content — Titrimetric method
The principle consists in the dissolution of a test portion in diluted standard volumetric sodium hydroxide solution and titration with standard volumetric sodium hydroxide solution in presence of phenolphthalein as indicator. - ISO 1390, Parts 1 to 6, replace ISO Recommendation R 1390-1970.
SDO:
ISO
Language:
English
ICS Codes:
71.080.50
Status:
Withdrawn
Publish date:
1977-05-31
Standard Number:
ISO 1390-4:1977