Specification of Formaldehyde

 

CAS No.                                       : 50-00-0
Molecular Weight                          : 30.03
Chemical Formula                         : HCHO and CH3OH in water

 
Physical and Chemical Properties
Appearance   Clear, colorless liquid.
Odor    Pungent odor.
Flash point    60°C (140°F) CC
Autoignition temperature   300°C (572°F)
Solubility   Infinitely soluble.
Specific Gravity 1.08
pH     2.8 (31% solution)
% Volatiles by volume  100 @ 21C (70F)
Boiling Point  96°C (205°F)
Melting Point        -15°C (5°F)
Vapor Density (Air=1)         1.04
Vapor Pressure (mm Hg)  1.3 @ 20°C (68°F)