Chemical Name: Naphthol AS-PH
CAS No.: 92-74-0
Molecular Fomula: C19H17NO3
Appearance: Light beige brown powder
Naphthol AS-PH CAS 92-74-0
Description
Naphthol AS-PH Quick Details
Chemical Name: Naphthol AS-PH
CAS No.: 92-74-0
Molecular Fomula: C19H17NO3
Chemical Structure:
Molecular weight: 307.34
Appearance: Light beige brown powder
Assay：≥98.5%
Naphthol AS-PH Typical Properties
| ITEMS | SPECIFICATION |
| Appearance | Light beige brown powder |
| Assay | 99.13% |
| Color shade | Similar to standard product |
| Melting point | ≥155℃ |
| Insoluble in Alkali | ≤0.40 |
| 2:3acid content | ≤0.40 |
| Residue on 60M sieve | ≤5.0 |
Naphthol AS-PH application:
It is mainly used as a printing and dyeing primer for cotton fabrics.
Naphthol AS-PH Packaging and Shipping
25kg/bag
Naphthol AS-PH Storage
It should be stored in a clean, dry and cool place, preventing from sunlight, rain.