Information
Specification category:
Product No. | Product name | specifications |
1.15801.014 | Naphthalene | AR250g |
|
Characteristic:
Appearance and properties:volatile white crystals,with a mild aromatic odor, crude naphthalene with coal tar odor.
Relative density(water=1):1.16
Relative vapor density(air=1): 4.42
Melting point(℃):80.1
Boiling point(℃):217.9
Concentration:pure
Saturated vapor pressure:0.13(52.6℃)
Solubility:insoluble in water,soluble in ethanol,ether,benzene.
Heat of combustion (kJ/mol): 5148.9
Critical temperature (℃): 457.2
Critical pressure (Mpa):4.05
Hazard characteristics:
IATA-DGR UN 1334 NAPHTHALENE,REFINED,4.1,Ⅲ