Chemical Name: Naphthol AS-E
CAS No.: 92-78-4
Appearance: light beige powder
Assay：≥98.5%
Naphthol AS-E CAS 92-78-4
Description
Naphthol AS-E Quick Details
Chemical Name: Naphthol AS-E
CAS No.: 92-78-4
Molecular Fomula: C17H12ClNO2
Chemical Structure:
Molecular weight: 297.74
Appearance: light beige powder
Assay：≥98.5%
Naphthol AS-E Typical Properties
| ITEMS | SPECIFICATION |
| Appearance | light beige powder |
| Color shade | Similiar standard |
| strenth | Standard sample 100+-3 |
| Purity | ≥98.5 |
| Melting point | ≥255℃ |
| Insoluble in alkali | ≤1.0 |
| 2:3 acid content | ≤1.0 |
| Residue on 60M sieve | ≤5.0 |
Naphthol AS-E application:
It is used as a primer for cotton fiber dyeing and printing, and can also be used as an intermediate for lake pigments. Nophenol AS-E is mainly used for dyeing cotton, and is also used for dyeing viscose fiber and silk. It is generally not used for printing. Often combined with blue base or blue salt to dye dark blue and navy blue. Also used in the manufacture of lake pigments.
Naphthol AS-E Packaging and Shipping
customized according to customer needs.
Naphthol AS-E Storage
It should be stored in a clean, dry and cool place, preventing from sunlight, rain.