GB/T 5070.8-2002
Chemical analysis of magnesia chromite refractories--Part 8: Determination of magnesium oxide--CyDTA volumetric method (English Version)
- Standard No.
- GB/T 5070.8-2002
- Language
- Chinese, Available in English version
- Release Date
- 2002
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2007-10
- Replace By
- GB/T 5070-2007
- Latest
- GB/T 5070-2015
- Scope
- This part of GB/T 5070 specifies the method for determining the amount of magnesium oxide by CyDTA volumetric method. This section applies to the determination of the amount of magnesium oxide in magnesia-chrome refractories. The measurement range (mass fraction) is 30.00% to 96.00%.
GB/T 5070.8-2002 history
- 2015 GB/T 5070-2015 Chemical analysis of refractories containing chrome
- 2007 GB/T 5070-2007 Chemical analysis of refractories containing chrome
- 2002 GB/T 5070.8-2002 Chemical analysis of magnesia chromite refractories--Part 8: Determination of magnesium oxide--CyDTA volumetric method
GB/T 5070.8-2002 Chemical analysis of magnesia chromite refractories--Part 8: Determination of magnesium oxide--CyDTA volumetric method was changed to GB/T 5070-2007 Chemical analysis of refractories containing chrome.
GB/T 5070.8-2002 -All Parts
GB/T 5070.1-2002 Chemical analysis of magnesia chromite refractories--Part 1: Determination of loss on ignition--Gravimetric method
GB/T 5070.10-2002 Chemical analysis of magnesia chromite refractories--Part 10: Determination of chromium oxide--Ammonium ferrous sulfate volumetric method
GB/T 5070.11-2002 Chemical analysis of magnesia chromite refractories--Part 11: Determination of manganese oxide--Atomic absorption spectrophotometric method
GB/T 5070.12-2002 Chemical analysis of magnesia chromite refractories--Part 12: Determination of potassium oxide and sodium oxide--Atomic absorption spectrophotometric method
GB/T 5070.2-2002 Chemical analysis of magnesia chromite refractories--Part 2: Determination of silicon dioxide--Molybdenum blue photometric method
GB/T 5070.3-2002 Chemical analysis of magnesia chromite refractories--Part 3: Determination of iron oxide--O-phenanthroline photometric method
GB/T 5070.4-2002 Chemical analysis of magnesia chromite refractories--Part 4: Determination of aluminium oxide--EDTA volumetric method
GB/T 5070.5-2002 Chemical analysis of magnesia chromite refractories--Part 5: Determination of titanium dioxide--Diantipylmethane photometric method
GB/T 5070.6-2002 Chemical analysis of magnesia chromite refractories--Part 6: Determination of calcium oxide--EGTA volumetric method
GB/T 5070.7-2002 Chemical analysis of magnesia chromite refractories--Part 7: Determination of calcium oxide--EDTA volumetric method
GB/T 5070.8-2002 Chemical analysis of magnesia chromite refractories--Part 8: Determination of magnesium oxide--CyDTA volumetric method
GB/T 5070.9-2002 Chemical analysis of magnesia chromite refractories--Part 9: Determination of magnesium oxide--EDTA volumetric method