Other Chemical Products -- Dyestuffs

Dyestuffs -- 3-Amino-4-Methyl Benzamide (Red K Base)

The red K base, 3-amino-4-methyl benzamide, producted by our works, is made from 3-nitro-4-methoxy benzoic acid by processes of condensation with ammonia and reduction.It is a developer with higher fastness among ice dyestuffs and mainly used for printing of cotton, staple fibre and yarn of ramie,flax,etc.In the fields of dyeing, manufacturing of organic pigments, coloring of printing ink and coating printing-paste, it also finds application.

Appearance : light yellow powder
Primary melting point of the dried : 126oC min
Content of 3-Amino-4-Methyl Benzamide 98% min
Insoluble matter in hydrochloric acid 0.1% max
Shade and strength when coupling with Naphthol AS on cotton fibre similar to the standard
Percentage of screenings(80 mesh) 0.5% max

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