Reference number
ISO 1389-2:1977
ISO 1389-2:1977
© ISO 2024
ISO 1389-2:1977
Phthalic anhydride for industrial use — Methods of test — Part 2: Measurement of colour of the molten material
Edition 1
1977-02
1977-02
Retirada
Resumen
The principle is based on the measurement of colour, by the method specified in ISO 2211, of a test portion in the molten state. The results are expressed in Hazen units. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.