Hydrogen peroxide

CAS RN: 7722-84-1

Other Properties

Strong oxidizer
Density, solid: 1.71 g/cc
Densities of 30%, 70% and 90% are 1.1081, 1.2839 and 1.3867 g/mL, respectively.
pH of 50% aqueous solution is 4.3
Heat of Fusion: 12.5 kJ/mol at -0.43 deg C
Heat of Decomposition: -1220 Btu/lb = -676 cal/g = -28.3X10+5 J/kg
Heat of Solution: -20.2 Btu/lb = -11.2 cal/g = -0.469X10+5 J/kg
Heat of Vaporization: 51.6 kJ/mol at 150.2 deg C
Specific Heat: 2.629 J-g/K (liquid); 1.269 J-g/K (gas) at 25 deg C
VP: 1 mm Hg at 15.3 deg C
Keep protected from light
Contains 2.5-3.5% by wt of H2O2 = 8-12 vols oxygen. Colorless, slightly acid liquid. Density approximately 1.00 /3% solution Hydrogen Peroxide/
Contains 30% by wt of H2O2 = 100 vols oxygen. Colorless, colorless liquid. Density approximately 1.11. Miscible with water /30% solution Hydrogen Peroxide/
Henry's Law constant = 7.04X10-9 atm-cu m/mol at 25 deg C
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