SH/T 0646-1997 Lubricants test method for evaluating exhaust gas smoke of air-cooled two-stroke gasotine engine

GB/T 380 SH/T 0260 GB/T 264-1983 Petroleum products—Determination of acid number GB/T 265-1988 Petroleum products—Determination of kinematic viscosity and calculation of dynamic viscosity GB/T 268-1987 Petroleum products—Determination of carbon residue—Conradson method GB/T 2433-2001 Petroleum products-Lubricating oils and additives—Determination of sulphated ash GB/T 5487-1995 Test method for knock characteristics of motor fuels by the Research method GB/T 5487-2015 Determination of the gasoline octane number—Test method for research octane number GB/T 6536-1997 Petroleum products—Determination of distillation GB/T 6536-2010 Standard test method for distillation of petroleum products at atmospheric pressure GB/T 8017-1987 Petroleum products—Determination of vapour pressure—Reid method GB/T 8017-2012 Standard test method for vapor pressure of petroleum products—Reid method GB/T 8019-1987 Motor gasoline and aviation fuels—Determination of existent gum—Jet evaporation method GB/T 8019-2008 Standard test method for gum content in fuels by jet evaporation GB/T 8020-1987 Gasoline—Determination of lead content—Atomic absorption spectrometry GB/T 8020-2015 Determination of lead in gasoline—Atomic absorption spectrometry GB/T 11132-2002 Standard test method for hydrocarbon types in liquid petroleum products by fluorescent indicator adsorption GB/T 11132-2008 Standard test method for hydrocarbon types in liquid petroleum products by fluorescent indicator adsorption GB/T 11132-2022 Test method for hydrocarbon types in liquid petroleum products—Fluorescent indicator adsorption SH 0041-1993 Lead-free automotive gasoline SH 0041-1991 Lead-free automotive gasoline SH/T 0251-1992 Oil product alkalinity determination method (perchloric acid titration method) GB/T 8019-2025 Determination of gum content in fuels—Jet evaporation

JASO M342:1992