GB/T 6901.2-2004
Chemical analysis of silica refractories-Part 2:Determination of silicon dioxide-Gravimetric-molybdenum blue photometric method (English Version)
- Standard No.
- GB/T 6901.2-2004
- Language
- Chinese, Available in English version
- Release Date
- 2004
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-11
- Replace By
- GB/T 6901-2008
- Latest
- GB/T 6901-2017
- Scope
- This section specifies the gravimetric method for the determination of the amount of silica by molybdenum blue photometry. This section applies to the determination of the amount of silica in siliceous refractories. The measurement range (mass fraction) is 65.00% to 96.00%.
GB/T 6901.2-2004 history
- 2017 GB/T 6901-2017 Chemical analysis of silica refractories
- 2008 GB/T 6901-2008 Chemical analysis of silica refractories
- 2004 GB/T 6901.2-2004 Chemical analysis of silica refractories-Part 2:Determination of silicon dioxide-Gravimetric-molybdenum blue photometric method
- 1986 GB/T 6901.2-1986 Silica refractories--Determination of silicon dioxide content--Gravimetric molybdenum blue photometric method
GB/T 6901.2-2004 -All Parts
GB/T 6901.1-2004 Chemical analysis of silica refractories-Part 1:Determination of loss on ignition-Gravmetric 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-Part11:Determination of phosphorus pentoxide-Molybdenum blue photometric 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