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-LC

Clicks：2042Times

Items: Naphthol AS-LC
C.I. 37555
CAS: 4273-92-1
Chemical Formula: C19H16ClNO4

Appearance: Light beige to grey powder


Color shade(with standard):similar

Strength:100±3%
Purity:≥98%
Melting point:≥188℃
Insoluble in Alkali:≤0.5%
BON acid content:≤0.4%
Reidue on 60 Msieve(or 80 Masrequest):≤5%
Usage: This product is mainly used in organic pigment intermediate. It can produce pigment red 146, 184. This product can also be used for dyeing cotton fabric, viscose, silk, cotton and polyester fiber, is generally not used for printing, dyeing of cotton yarn less application. This product has high affinity to cotton, and the coupling ability is moderate.