Physical Properties | Test Method | |
---|---|---|
Appearance, liquid | Colorless to straw yellow liquid | VISUAL |
Appearance, solid | Colorless crystalline solid | VISUAL |
Auto-ignition temperature | 618°C1144°F | -- |
Average Molecular Mass | 170 g/mol | -- |
Boiling Point | 258°C to 260°C496.4°F to 500°F | ASTM D86 |
Critical Pressure | 32.5 atm478 psia | -- |
Critical Temperature | 494°C921.2°F | -- |
Density at 25°C (77°F) | 1,071 kg/m38.937 pounds/gallon | ASTM D1298 |
Diphenyl Oxide, % purity min | 99.5% | ASTM D2887 |
Flamable limits in air | 0.8% to 1.5 | -- |
Flash Point Cleveland Open Cup | 65.6°F150°F | ASTM D92 |
Flash Point Pensky-Martens Closed Cup | 115°C239°F | ASTM D93 |
Heat of Combustion | -8,620 cal/g-15,520 Btu/lb | -- |
Heat of vaporization at 25°C | 72 cal/g130 Btu/lb | -- |
Melting Point / Freezing Point | 25°C to 27°C |
-- |
Moisture, ppm maximum | 300 | ASTM D6304 |
Odor threshold | 0.01 | -- |
Specific gravity at 25°C/25°C (77°F/77°F) | 1.071 | ASTM D1298 |
Total acid number, mgKOH/g, maximum | 0.01 | ASTM D664 |
Total chlorides, ppm maximum | 10 | ASTM D5194 |
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