SYNONYM: C.I. AZOIC COUPLING COMPONENT NO. 23; C.I. 37555;
NAPHTHOL AS-LC
FORMULA: C19H16ClNO4
M. W.: 358
CAS NO.: 4273-92-1
DESCRIPTION: CREAM-BROWN HOMOGENEOUS
POWDER.
SPECIFICATIONS:
|
COLOR |
SIMILAR TO STANDARD
SAMPLE |
|
CONTENT |
97%MIN. |
|
MELTING POINT |
159.5℃MIN. |
|
INSOLUBLE MATTER |
0.6% |
|
2,3 ACID |
0.3% |
PACKING：IN 25KGS NET PER BAG.