GB/T 23799-2021 Translated English of Chinese Standard. (GBT23799-2021): Methanol gasoline(M85) for motor vehicles
https://www.chinesestandard.net, Mar 6, 2022 - Technology & Engineering - 28 pages
This Standard specifies the requirements and test methods, inspection rules, marking, packaging, transportation and storage of methanol gasoline (M85) for motor vehicles blended with 82%~86% (volume fraction) methanol, motor gasoline and additives to improve performance and safety. This Standard applies to the fuel used in vehicles with methanol gasoline (M85) ignition engines.
according to formula acid solution 1+3 alcohol internal standard backflush position blended calibration change rate dU/dV chloride ion content components container content in methanol content of chloride device diatomite Dichloromethane Edition end point Figure A.1 flame ionization detector Flow controller fuel gas chromatograph GB/T grams per mole heavy hydrocarbons hydrocarbons inorganic chlorine content internal standard substance Karl Fischer titration light hydrocarbons Magnetic stirrer meet the requirements methanol and internal methanol content methanol gasoline M85 method for determination milliliters mL molar mass mole g/mol motor vehicles NB/SH/T nitrate standard titration nitric acid nitrile rubber peak area petroleum products Polar TCEP potential change rate reagent requirements and test reset position retention Sample injection SH/T silver nitrate standard sodium chloride standard split ratio Standard test method standard titration solution Table A.1 tert-amyl alcohol internal test method ASTM thermal conductivity time/min titration solution consumed valve switching volume fraction volumetric flask WCOT column