2-Naphthol 99% AR
ß-Naphthol; 2-Hydroxynaphthalene ; 2-naphthol
Product Code. |
01780 |
Grade |
AR |
Purity |
99% |
CAS No. |
135-19-3 |
Molecular Formula |
C10H8O |
Molecular Weight |
144.17 |
H.S.Code |
2907.15200 |
Shelf Life |
36 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Off white flakes |
Melting point/ Freezing point [°C] |
121 - 122 °C |
| Flash point [°C] |
153 °C |
Boiling point [°C] |
285 - 286 °C |
Initial boiling point [°C] |
285°C |
| Final boiling point [°C] |
286 °C |
Vapour pressure mm/Hg |
13 mm Hg at 145.5 °C |
Vapour density |
4.98 |
| Density [g/cm3] |
1.22 |
Solubility in water [% weight] |
Slightly soluble in water |
Packaging
Specification
| Appearance | Off White to Beige or Light Brown Color Powder or Flakes |
| Assay | Min 99.0% |
| Melting point | 121 - 123°C |
| Chloride (Cl) | Max 0.005% |
| Heavy metal (as Pb) | Max 0.001% |
| Iron (Fe) | Max 0.001% |
| 1-Naphthol | Max 0.1% |
| Naphthalene | Max 0.1% |
| Sulphated ash | Max 0.01% |
| Water (H2O) | Max 0.2% |
Safety Information and Hazard Symbols
Symbol: GHS07, GHS09
Signal Word: Warning
UN No.: 3077
IMCO Class No.: 9
Packing Group: III
Hazardous Statement: H302-H332-H400
Precaution Statement: P273