GB/T 26605-2011 Dimethyl ether for motor vehicle fuel

GB/T 7373-2006 Monochlorodifluoro methane for industrial uses GB/T 7376-2008 Determination of micro-amounts of water in industrial fluorinated alkane SH/T 0222 SH/T 0232 GB 190-1990 Labels for packages of dangerous goods GB 190-2009 Packing symbol of dangerous goods GB 5842-1996 Liquefied petroleum gas cylinders GB/T 5842-2006 Liquefied petroleum gas cylinders GB/T 5842-2022 Liquefied petroleum steel gas cylinders GB 5842-2023 Liquefied petroleum steel gas cylinders GB/T 6678-2003 General principles for sampling chemical products GB/T 6680-2003 General rules for sampling liquid chemical products GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 9722-2006 Chemical reagent—General rules for the gas chromatography GB 14193-1993 Rules for filling of liquefied gas cylinders GB/T 14193-2009 Rules for filling of liquefied gas cylinders SH/T 0233-1992 Liquefied petroleum gas sampling method SY/T 7509-1996 Liquefied Petroleum Gas Residue Determination Method GB/T 14193.1-2025 Rules for the filling of liquefied gas cylinders—Part1:Industrial gas cylinder GB/T 9722-2023 Chemical reagent—General rules for the gas chromatography