GB 338-2004 Methanol for industrial use

GB 338-1992 Methanol for industrial use

GB/T 338-2011 Methanol for industrial use

GB/T 4472-1984 General rule for determination of density and relative density for chemical products GB/T 6324.3-1993 Organic chemical products for industrial use—Test method for the determination of permanganate-reducing substances GB/T 9722-1988 GB 190-1990 Labels for packages of dangerous goods GB 190-2009 Packing symbol of dangerous goods GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 603-2023 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 1250-1989 Rules for expression and judgement of limiting values GB/T 3143-1982 Color determination method of liquid chemicals (Hazen unit—platinum-cobalt scale) GB/T 6283-1986 Chemical products—Determination of water—Karl fischer method (general method) GB/T 6283-2008 Chemical products—Determination of water Karl·fischer method(general method) GB/T 6324.1-1986 Organic chemical products for industrial use—Standard test method for water miscibility GB/T 6324.1-2004 Test method of organic chemical products—Part 1:Water miscibility test of liquid organic chemical products GB/T 6324.2-1986 Volatile organic liquids—Determination of dry residue after evaporation on a water bath—General method GB/T 6324.2-2004 Test method of organic chemical products—Part 2:Determination of dry residue after evaporation on a water bath for volatile organic liquids GB/T 6324.6-1986 Organic chemical products for industrial use—Determination of content of carbonyl compounds present in small amounts—Photometric method GB/T 6324.6-2014 Test method of organic chemical products—Part 6:Determination of color for liquids—Tristimulus colorimetry 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 7534-2004 Volatile organic liquids for industrial use—Determination of boiling range