Propane-Butane Technical Mixture Gost 20448-90 (Mass Fraction Of Components: The Sum Of Propane And Propylene Is Not Standardized; The Sum Of Methane, Ethane And Ethylene Is Not Standardized; The Sum Of Butane And Butylenes Is Not More Than 60%. The Mass Fraction Of Hydrogen Sulfide And Mercaptan Sulfur Is Not More Than 0.013%, Including Hydrogen Sulfide, Not More Than 0.003%, Odor Intensity Is Not Less 3 Points. Saturated Vapor Pressure, Excess In Mpa, At Temperature: Minus 20 ⁰ C, Not Standardized; At Plus 45 ⁰ C, No More Than 1.6. Volume Fraction Of Liquid Residue At 20 ⁰ C, % (Of Volume), No More Than 1.6), Propane Technical Gost 20448-90 ( Mass Fraction Of Components: The Sum Of Propane And Propylene Is Not Less Than 75%; The Sum Of Methane, Ethane And Ethylene Is Not Standardized; The Sum Of Butane And Butylenes Is Not Standardized. The Mass Fraction Of Hydrogen Sulfide And Mercaptan Sulfur Is Not More Than 0.013%, Including Hydrogen Sulfide, Not More Than 0.003%, Odor Intensity Is Not Less Than 3 Points. Saturated Vapor Pressure, Excess In Mpa At Temperature: Minus 20 ⁰ C, No Less Than 0.14; At Plus 45 ⁰ C, No More Than 1.6. Volume Fraction Of Liquid Residue At 20 ⁰ C, % (Of Volume), No More Than 0.7)
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