NW Acid
Product name: NW Acid
Chemical name: NW Acid; 1-Naphthol-4-sulfonic acid;
CAS: 84-87-7
Synonys: NW Acid; NEVILLE-WINTHER ACID;
MW: 224
MF: C10H8O4S
Use: It is mainly used as intermediate of dyes.
Package: 25kg per bag
Specifications of NW Acid:
| Items | Standards | Results |
| Appearance | Grey flakes | Comply |
| Content | 65% | 65% |
| Moisture | 0.5% | 0.35% |
| Ash | 0.5% | 0.38% |
| pH | 5-8 | 6 |
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