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Standard and/or project Stage TC
ISO 754:1982
Acetic anhydride for industrial use — Methods of test
95.99 ISO/TC 47
ISO 761:1977
Acetic anhydride and butan-1-ol for industrial use — Determination of bromine number
95.99 ISO/TC 47
ISO 1389-10:1977
Phthalic anhydride for industrial use — Methods of test — Part 10: Determination of 1,4- naphthaquinone content — Colorimetric method
95.99 ISO/TC 47
ISO 1389-11:1977
Phthalic anhydride for industrial use — Methods of test — Part 11: Determination of iron content — 2,2'- Bipyridyl photometric method
95.99 ISO/TC 47
ISO 1389-1:1977
Phthalic anhydride for industrial use — Methods of test — Part 1: General
95.99 ISO/TC 47
ISO 1389-2:1977
Phthalic anhydride for industrial use — Methods of test — Part 2: Measurement of colour of the molten material
95.99 ISO/TC 47
ISO 1389-3:1977
Phthalic anhydride for industrial use — Methods of test — Part 3: Measurement of colour stability
95.99 ISO/TC 47
ISO 1389-4:1977
Phthalic anhydride for industrial use — Methods of test — Part 4: Measurement of colour after treatment with sulphuric acid
95.99 ISO/TC 47
ISO 1389-5:1977
Phthalic anhydride for industrial use — Methods of test — Part 5: Determination of free acidity — Potentiometric method
95.99 ISO/TC 47
ISO 1389-6:1977
Phthalic anhydride for industrial use — Methods of test — Part 6: Determination of phthalic anhydride content — Titrimetric method
95.99 ISO/TC 47
ISO 1389-7:1977
Phthalic anhydride for industrial use — Methods of test — Part 7: Determination of maleic anhydride content — Polarographic method
95.99 ISO/TC 47
ISO 1389-8:1977
Phthalic anhydride for industrial use — Methods of test — Part 8: Determination of ash
95.99 ISO/TC 47
ISO 1389-9:1977
Phthalic anhydride for industrial use — Methods of test — Part 9: Determination of impurities oxidizable in the cold by potassium permanganate — Iodometric method
95.99 ISO/TC 47
ISO 1390-1:1977
Maleic anhydride for industrial use — Methods of test — Part 1: General
95.99 ISO/TC 47
ISO 1390-2:1977
Maleic anhydride for industrial use — Methods of test — Part 2: Measurement of colour of the molten material
95.99 ISO/TC 47
ISO 1390-3:1977
Maleic anhydride for industrial use — Methods of test — Part 3: Determination of free acidity — Potentiometric method
95.99 ISO/TC 47
ISO 1390-4:1977
Maleic anhydride for industrial use — Methods of test — Part 4: Determination of maleic anhydride content — Titrimetric method
95.99 ISO/TC 47
ISO 1390-5:1977
Maleic anhydride for industrial use — Methods of test — Part 5: Determination of ash
95.99 ISO/TC 47
ISO 1390-6:1977
Maleic anhydride for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method
95.99 ISO/TC 47

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