1-Naphthylamine 99% AR
Reagent for gold
a-Naphthylamine, 1-Aminonaphthalene ; 1-naphthylamine
Product Code. |
01790 |
Grade |
AR |
Purity |
99% |
CAS No. |
134-32-7 |
Molecular Formula |
C10H9N |
Molecular Weight |
143.19 |
H.S.Code |
2921.45110 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Reddish Crystalline |
Odour |
Ammonia odor |
| pH value |
7.1 at 1 g/l at 20 °C |
Melting point/ Freezing point [°C] |
47 - 50 °C |
Flash point [°C] |
157 °C |
| Boiling point [°C] |
301 °C |
Vapour pressure [20°C] |
0.004 hPa at 20 °C |
Density [g/cm3] |
1.114 |
| Solubility in water [% weight] |
Very slightly soluble in cold water |
Partition coefficient Log Pow octanol / water at 20°C |
2.1 |
Packaging
Specification
| Appearance | Tan to purple colored crystalline powder |
| Assay | Min. 99.0% |
| Substance insoluble in acetic acid | Max 0.02% |
| Melting point | 48 - 50°C |
| Heavy metal (as Pb) | Max. 0.001% |
| 2-Naphthylamine | Max. 0.1% |
| Water (H2O) | Max. 0.2% |
Safety Information and Hazard Symbols
Symbol: GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 2077
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H350-H411
Precaution Statement: P201-P273-P308 + P313