1-NAPHTHOL 99% AR
| Product Code | B-01778 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | AR | CAS No | 90-15-3 |
| Molecular Formula | C10H8O | Molecular Weight | 144.17 |
| H.S.Code | 2907.15100 | Shelf Life | 60 Months |
| Purity | 99 % |

Physical Properties
| Physical state at 20 °C | Solid | Colour | Off white to brownish |
|---|---|---|---|
| Solubility in water [% weight] | Practically insoluble in water | Vapour density | 4.5 |
| Melting point/ Freezing point [°C] | 94 - 96 °C | Odour | Slight phenolic odor |
| Flash point [°C] | 125 °C | Boiling point [°C] | 278 - 280 °C |
| Initial boiling point [°C] | 278°C | Final boiling point [°C] | 280 °C |
| Solubility in water [% weight] | Practically insoluble in water | Partition coefficient Log Pow octanol / water at 20°C | 2.85 |
| Explosion limits - upper [%] | 5 % | Explosion limits -lower [%] | 0.80 % |
| Vapour pressure mm/Hg | 1 mm Hg @ 940C |
Packaging

Specification
| Appearance | Off-white to brownish flakes |
| Assay | Min 99% |
| Melting point | 95 – 97 deg C |
| Insoluble matter in methanol | Max 0.01% |
| Iron (Fe) | Max 0.001% |
| Chloride (Cl) | Max 0.005% |
| Heavy metal (as Pb) | Max 0.001% |
| 2-Naphthol | Max 0.2% |
| Naphthalene | Max 0.2% |
| Water (H2O) | Max 0.2% |
| Sulphated ash | Max 0.01% |
Safety Information and Hazard Symbols

Symbol: GHS02 , GHS05, GHS07
Signal Word: Danger
UN No.: 2811
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H312-H315-H318-H335
Precaution Statement: P261-P280-P305 + P351 + P338
