Source: https://www.evs.ee/et/iso-1389-8-1977
Timestamp: 2020-07-09 12:26:06
Document Index: 496722048

Matched Legal Cases: ['art 8', 'arts 1', 'art 6', 'art 1', 'art 5', 'art 6']

ISO 1389-8:1977 - Eesti Standardikeskus
ISO 1389-8:1977
Phthalic anhydride for industrial use -- Methods of test -- Part 8: Determination of ash
Kehtetu alates 27.05.2002
71.080.50 Anhüdriidid
The principle consists in burning a test portion and heating in a furnace controlled at (600 30) °C, until all carbonaceous matter has disappeared, to constant mass. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.
ISO 1390-6:1977
Maleic anhydride for industrial use -- Methods of test -- Part 6: Determination of iron content -- 2,2'- Bipyridyl photometric method
Uusim versioon Kehtetu alates 27.05.2002
ISO 1389-1:1977
Phthalic anhydride for industrial use -- Methods of test -- Part 1: General
ISO 1389-5:1977
Phthalic anhydride for industrial use -- Methods of test -- Part 5: Determination of free acidity -- Potentiometric method
ISO 1389-6:1977
Phthalic anhydride for industrial use -- Methods of test -- Part 6: Determination of phthalic anhydride content -- Titrimetric method