NAPHTHOL AS-CA (CAS:137-52-0)
Appearance: Light beige powder
Color shade(with standard):similar
Insoluble in Alkali:≤0.5%
BON acid content:≤0.2%
Reidue on 60 Msieve(or 80 Masrequest):≤5%
Usage: This product is mainly used in the production of organic pigment red 269. This product can also be dyed red primer, mainly used for dyeing cotton fabrics, rayon and nylon, cotton yarn and cotton is generally not used for printing on cotton, higher affinity.
Qingdao Longyuntong Corporation is a leading provider of pigment intermediates, pigments, dyestuffs , pharmaceutical intermediates, pesticide intermediate and relating chemicals.