(1)excellent performence from new hydrocarbon natural refrigerent. (2)alternative R12.

QUALITY INDICATORS

Appearance  colorless

Odor            no foreign  odor

isobutene content % >= 99.9.

sulfur content ppm <= 1

moisture content ppm<=5

PHYSICAL  PROPERTIES

Molecular formula     (CH3)2CHCH3

Molecular weight   58.12

boiling point °C -11.7

absolute pressure(25 °C) 0.38

liquid density(25°C)kg/m³  550.65

critical pressure mpa  3.64

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hydrocarbon refrigerant -R600a