GB/T 17105-2008 Classification of dense shaped refractory products—Alumina-silica

GB/T 17105-1997 Classification of dense shaped refractory produts

GB/T 17105-2024 Classification of aluminum-silicon dense shaped refractory products

GB/T 6900-2006 Chemical analysis of alumina-silica refractories GB/T 6900-2016 Chemical analysis of alumina-silica refractories GB/T 6900.1-1986 Fireclay and high-alumina refractories—Determination of loss content on ignition—Gravimetric method GB/T 6900.2-1986 Fireclay and high-alumina refractories—Determination of silicon dioxide content—Gravimetric-molybdenum blue photometric method GB/T 6900.3-1986 Fireclay and high-alumina refractories—Determination of iron oxide content—o-Phenanthroline photometric method GB/T 6900.4-1986 Fireclay and high-alumina refractories—Determination of aluminium oxide content—EDTA volumetric method GB/T 6900.5-1986 Fireclay and high-alumina refractories—Determination of titanium dioxide content—Hydrogen peroxide photometric method GB/T 6900.6-1986 Fireclay and high-alumina refractories—Determination of calcium oxide content—EDTA volumetric method GB/T 6900.7-1986 Fireclay and high-alumina refractories—Determination of magnesium oxide content—Xylidyl blue Ⅰ-CTAB photometric method GB/T 6900.8-1986 Fireclay and high-alumina refractories—Determination of calcium oxide and magnesium oxide content—Atomic absorption spectrophotometric method GB/T 6900.9-1986 Fireclay and high-alumina refractories—Determination of potassium oxide and sodium oxide content—Atomic absorption spectrophotometric method GB/T 6900.10-1986 Fireclay and high-alumina refractories—Determination of manganese oxide content—Ammonium persulfate photometric method GB/T 6900.11-1986 Fireclay and high-alumina refractories—Determination of phosphorous pentoxide content—Molybdenum blue photometric method GB/T 6901-2008 Chemical analysis of silica refractories GB/T 6901-2017 Chemical analysis of silica refractories GB/T 6901.1-2004 Chemical analysis of silica refractories—Part 1:Determination of loss on ignition-Gravmetric method GB/T 6901.2-2004 Chemical analysis of silica refractories—Part 2:Determination of silicon dioxide—Gravimetric-molybdenum blue photometric method GB/T 6901.3-2004 Chemical analysis of silica refractories—Part 3:Determination of silicon dioxide—Hydrofluoric acid gravimetric method GB/T 6901.4-2004 Chemical analysis of silica refractories—Part 4:Determination of iron oxide—o-Phenanthroline photometric method GB/T 6901.5-2004 Chemical analysis of silica refractories—Part 5:Determination of aluminium oxide—Chromazurol S photometric method GB/T 6901.6-2004 Chemical analysis of silica refractories—Part 6:Determination of aluminium oxide-EDTA volumetric method GB/T 6901.7-2004 Chemical analysis of silica refractories—Part 7:Determination of titanium dioxide—Diantipyrylmethane photometric method GB/T 6901.8-2004 Chemical analysis of silica refractories—Part 8:Determination of calcium oxide and magnesium oxide—Atomic absorption spectrophotometric method GB/T 6901.9-2004 Chemical analysis of silica refractories—Part 9:Determination of potassium oxide and sodium oxide-Atomic absorption spectrophotometric method GB/T 6901.10-2004 Chemical analysis of silica refractories—Part 10:Determination of manganese oxide—Atomic absorption spectrophotometric method GB/T 6901.11-2004 Chemical analysis of silica refractories—Part 11:Determination of phosphorus pentoxide—Molybdenum blue photometric method GB/T 6900-2025 Chemical analysis of alumino-silicate refractories

ISO 10081-1:2003