NAPHTHOL AS-BS

SYNONYM: 2-Naphthalenecarboxamide, 3-hydroxy-N-(3-nitrophenyl)-; AZOIC COUPLING COMPONENT 17; C.I. 37515; C.I. Azoic Coupling Component No. 17

FORMULA: C₁₇H₁₂N₂O₄

M. W.: 308.2928

CAS NO.: 135-65-9

DESCRIPTION: LIGHT YELLOW HOMOGENEOUS POWDER.

SPECIFICATIONS:

CONTENT	99% MIN.
MELTING POINT	242℃ MIN.
INSOLUBLE MATTER	0.15% MAX.
2,3 ACID	0.20% MAX.

PACKING：IN 25KGS NET PER BAG.