Product Name:Disodium 2-naphthol-3,6-disulfonate
Purity:99%
Appearance:White needle-shaped crystals
Sample:Available
Storage:In cool and ventilated place
CAS No.: 135-51-3
Disodium 2-naphthol-3,6-disulfonate Cas 135-51-3
Typical Properties
Chemical Name:Disodium 2-naphthol-3,6-disulfonate
Cas No:135-51-3
EINECS No:205-196-3
Molecular Weight:328.28
Molecular Formula:C10H9NaO7S2
Molecular Structure:
| Item | Specification |
| PH | 5-7 |
| Density | 1.7~1.8 g/cm³ |
| Bulk Density | 0.6~0.8 g/cm³ |
| Solubility | soluble in water. |
Usage
Used as a coupling component in diazo coupling reactions to synthesize direct dyes, acid dyes, and reactive dyes.
After modification through nitrosation and other processes, it is used for the colorimetric analysis of metal ions such as cobalt and iron.
Used in the preparation of the photosensitive coating component of photosensitive copying paper.
Used as a leveling agent and fixing agent in textile dyeing.
Packaging and Shipping
25kg/drum
According to customer requirements.
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Disodium 2-naphthol-3,6-disulfonate Cas 135-51-3