| Reference Fuel A | COMPONENT | CAS NUMBER | AMOUNT | EINECS / ELINCS | SYM | R-Phrases | | Isooctane | 540-84-1 | 99.95 % weight | 208-759-1 | F, Xn, N | R67, R65, R50/53, R38, R11 | | Octane Isomers | 26635-64-3 | 0.04 % weight | 247-861-0 | F, Xn, N | R11, R67, R50/53, R38, R65 | | n-Heptane | 142-82-5 | 0.01 % weight | 205-563-8 | F, Xn, N | R11, R38, R67, R50/53, R65 |
PHYSICAL AND CHEMICAL PROPERTIES
Appearance and Odor: Colorless liquid. Mild odor. Autoignition: NDA Boiling Point: 99°C （210.2°F） Evaporation Rate: NDA Flammability （Explosive） Limits （% by volume in air）: Lower: 1 Estimated Upper: 7 Flashpoint: -8°C （17.6°F） （Tag Closed Cup） Molecular Formula: C8H18 Molecular Weight: 114.26 g/mol ____________________________________________________________
Reference Fuel B | COMPONENT | CAS | AMOUNT | EINECS | SYM | R-PHRASES | | | NUMBER | | | | | | Isooctane | 540-84-1 | 70 % weight | 247-861-0 | F, Xn, N | R38, R50/53, R11, R65,R67 | | Toluene | 108-88-3 | 30 % weight | 203-625-9 | F Xn | R67, R65, R63, R38,R48 20, R11 |
PHYSICAL AND CHEMICAL PROPERTIES APPEARANCE AND ODOR: Colorless liquid. Mild hydrocarbon odor. pH: NA VAPOR PRESSURE: 1.5 psia @ 37.8 oC （100°F） VAPOR DENSITY （AIR=1）: 3.5 BOILING POINT: 99°C （210.2°F） - 110°C （230°F） SOLUBILITY （in water）: Negligible PERCENT VOLATILE: 100 % volume FREEZING PT: -94.4°C （-137.92°F） MELTING POINT: -95°C （-139°F） SPECIFIC GRAVITY: 0.748 @ 15.6 oC （60°F） DENSITY: 0.7484 EVAPORATION RATE: >1
Reference Fuel C | Component | CAS-No. | Weight % | | Toluene | 108-88-3 | 40 - 70 | | 2,2,4-Trimethylpentane （Isooctane） | 540-84-1 | 30 - 60 |
PHYSICAL AND CHEMICAL PROPERTIES PHYSICAL STATE: Liquid COLOR: Colorless ODOR: gasoline-like FLASH POINT: -1 °C （30 °F） Method: Tag closed cup Lower explosion limit: 1 %（V） Upper explosion limit: 7 %（V） Boiling point/boiling range: 99 - 110 °C （210 - 230 °F） Vapor pressure: 1.60 PSI at 37.8 °C （100.0 °F） Relative density: 0.78, 15.6 °C（60.1 °F） Water solubility: Negligible Relative vapor density: 3.4 （Air = 1.0） Evaporation rate: > 1 Percent volatile: > 99 % ____________________________________________________________
Reference Fuel D | COMPONENT | CAS NUMBER | AMOUNT | EINECS / ELINCS | SYM | R-PHRASES | | Isooctane | 540-84-1 | 50 - | 55 % weight | 208-759-1 | F, Xn, N | R38, R50/53, R65, R11, R67 | | Toluene | 108-88-3 | 45 - | 50 % weight | 203-625-9 | F Xn | R63, R38, R48/20, R11, R65, R67 |
PHYSICAL AND CHEMICAL PROPERTIES Appearance and Odor: Colorless liquid. Mild hydrocarbon odor. Autoignition: 528°C （982.4°F） Boiling Point: 99°C （210.2°F） - 110°C （230°F） Evaporation Rate: >1 Flammability （Explosive） Limits （% by volume in air）: Lower: 1 Estimated Upper: 7 Flashpoint: -3°C （26.6°F） （Tag Closed Cup） Molecular Formula: Mixture Molecular Weight: NDA Melting Point: NDA Octanol / Water Partition Coefficient: log-Kow: NDA pH: NA Pour Point : NDA Solubility （in water）: Negligible Specific Gravity: 0.76 @ 15.6 oC （60°F） Vapor Pressure: 1.5 psia @ 37.8 oC （100°F） Vapor Density （AIR=1）: 3 - 4 Viscosity: NDA Percent Volatile: 100 % volume | 
