Moldova standards PDF

Phthalic anhydride for industrial use - Methods of test - Part 10- Determination of 1,4- naphthaquinone content - Colorimetric method. Original standard ISO 1389-10-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Phthalic anhydride for industrial use - Methods of test - Part 11- Determination of iron content - 2,2'- Bipyridyl photometric method. Original standard ISO 1389-11-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Phthalic anhydride for industrial use - Methods of test - Part 2- Measurement of colour of the molten material. Original standard ISO 1389-2-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Phthalic anhydride for industrial use - Methods of test - Part 3- Measurement of colour stability. Original standard ISO 1389-3-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Phthalic anhydride for industrial use - Methods of test - Part 4- Measurement of colour after treatment with sulphuric acid. Original standard ISO 1389-4-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Phthalic anhydride for industrial use - Methods of test - Part 5- Determination of free acidity - Potentiometric method. Original standard ISO 1389-5-1977 in PDF full version. Additional info + preview on request

Document status: Withdrawn