QINGDAO LONGYUNTONG CORPORATION
TAIAN MOUNTAIN SEA ADVANCED 
MATERIALS CO., LTD.
  • Naphthol Series
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  • Bases And Others
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  • Pigments
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  • Dyestuffs
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NAPHTHOL AS-CA

Clicks：1897Times

Item：Naphthol AS-CA
C.I. 37531
CAS:137-52-0
Chemical Formula:C18H14ClNO3

Appearance: Light beige powder

Color shade(with standard):similar

Strength:100±3%
Purity:≥98%
Melting point:≥210℃
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.