1.1 This standard prescribes the requirements and the methods of sampling and test for phthalocyanine pigments used in paints and allied industries.
1.1.1 This specification covers the requirements of both phthalocyanine blue and phthalocyanine green pigments.
IS 3574 Pt.2-1966 history
1967IS 3574 Pt.2-1966 Specification for Organic Pigments Part Ⅱ Phthalocyanines