1-Amino-2-Naphthol- 4-Sulphonic Acid 98% AR
For determination of phosphate
4-Amino-3-hydroxy-1-napththalenesulfonic acid
Product Code. |
00163 |
Grade |
|
Purity |
Min. 98% |
CAS No. |
116-63-2 |
Molecular Formula |
C10H9NO4S |
Molecular Weight |
239.25 |
H.S.Code |
2922.21300 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Pale violet |
Melting point/ Freezing point [°C] |
295 °C |
| Solubility in water [% weight] |
Slightly soluble in water |
Packaging
Specification
| Appearance | Pale violet coloured powder |
| Assay | Min 98% |
| Sulphated ash | Max 0.5% |
| Chloride (Cl) | Max 0.01% |
| Sensitivity for phosphate | Passes test |
Safety Information and Hazard Symbols