Iodine Crystals CAS 7553-56-2

CAS: 7553-56-2

EC No: 231-442-4

MDL No: MFCD00011355

RTECS: NN1575000

UN No: UN3495; Haz Class: 8 (6.1); Packing Group: III

Crystalline

Molecular Formula: I2

MW: 253.81

Melting Point: 113°

Boiling Point: 184°

Density (g/mL): 4.94

Category:

Physical and Chemical Properties

Appearance:Bluish-black crystals; metallic luster
Odor:Pungent odor.
Solubility:Slight water solubility (0.03 g/100 g water @ 20C).
Specific Gravity:4.98
pH:5.4 (saturated solution)
% Volatiles by volume @ 21C (70F):< 1
Boiling Point:184C (363F) (sublimes)
Melting Point:114C (237F)
Vapor Density (Air=1):8.8
Vapor Pressure (mm Hg):0.3 @ 20C (68F)
Evaporation Rate (BuAc=1):No information found.