T/CDIA 0059-2023 C.I. pigment red 22
T/CDIA 0059-2023 C.I. pigment red 22
Basic Information
Scope
Scope: This document specifies the requirements, sampling, testing methods, inspection rules, and marking, packaging, transportation, and storage of C.I. Pigment Red 22. This document applies to single azo dyes obtained by coupling the diazonium salt of 2-methyl-5-nitroaniline (Red Base G) with 3-hydroxy-N-phenyl-2-naphthalenecarboxamide (Phenolphthalein AS) and undergoing pigmentization processing. The product is mainly used in coatings, inks, and other fields. Main technical content: This document specifies the requirements, sampling, testing methods, inspection rules, and marking, packaging, transportation, and storage of C.I. Pigment Red 22. It sets inspection items such as appearance, color, relative coloring power, 105°C volatiles, water-soluble substances, and primary aromatic amines.