Input interpretation
phosphorus allotropes | autoignition point
Results
black phosphorus | (data not available) red phosphorus | 260 °C (degrees Celsius) diphosphorus | (data not available) white phosphorus | 30 °C (degrees Celsius)
phosphorus allotropes | autoignition point | 145 °C (degrees Celsius) (median) (based on 2 values; 2 unavailable)
Unit conversions for median autoignition point 145 °C
418 K (kelvins)
293 °F (degrees Fahrenheit)
753 °R (degrees Rankine)
116 °Ré (degrees Réaumur)
84 °Rø (degrees Rømer)
Comparison for median autoignition point 145 °C
(70 to 100) °C below autoignition temperature of paper (218 to 246 °C)
18 °C above hottest temperature of a Concorde nose tip (127 °C)
45 °C above water boiling point (at standard pressure) (99.9839 °C)
Corresponding quantities
Thermodynamic energy E from E = kT: | 36 meV (millielectronvolts)
Blackbody energy flux Φ from Φ = σT^4: | 1734 W/m^2 (watts per square meter)
Approximate luminous exitance from a planar blackbody radiator perpendicular to its surface: | 3.5×10^-13 lx (lux)
Nearest corresponding gas marks for median autoignition point 145 °C (degrees Celsius)
| temperature | usage gas mark 1 | 140 °C | United Kingdom gas mark 2 | 150 °C | United Kingdom thermostat 5 | 150 °C | France stufe 3/4 | 150 °C | Germany (actual measurements may vary)