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-D

Clicks：1857Times

Items: Naphthol AS-D
C.I. 37520
CAS: 135-61-5
Chemical Formula：C18H15NO2
Appearance: Beige brown powder

Color shade(with standard):similar

Strength:100±3%
Purity:≥98%
Melting point:≥190℃
Insoluble in Alkali:≤0.5%
BON acid content:≤0.2%
Reidue on 60 Msieve(or 80 Masrequest):≤5%
Usage: This product is mainly used as organic pigment intermediate,.It can produce pigment red 12, 13, 14, 17, 19, 95, 112, 136, 148, 267. This product can also be used for dyeing cotton yarn, cotton fabric, vinylon, silk and viscose, acetate fiber, direct printing.It can also be used for cotton dyeing printing and printing, intermediates can be used as a fast pigment. The affinity of cotton is low and the coupling ability is moderate.