GB/T 8704.8-2009
Ferrovanadium.Determination of aluminium content.The chromazurol S spectrophotometric method and EDTA titrimetric method (English Version)
- Standard No.
- GB/T 8704.8-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 8704.8-2009
- Replace
- GB/T 8704.8-1994
- Scope
- This part of GB/T 8704 specifies the determination of aluminum content in ferrovanadium by chrome azure S spectrophotometry and EDTA titration. This section applies to the determination of aluminum content in ferrovanadium. Chromazurin S spectrophotometric measurement range (mass fraction): 0.10%~0.80%; EDTA titration method measurement range (mass fraction): 0.50%~3.50%.
GB/T 8704.8-2009 Referenced Document
- GB/T 4010 Ferroallys sampling and preparation of samples for chemical analysis*， 2015-09-11 Update
GB/T 8704.8-2009 history
- 2009 GB/T 8704.8-2009 Ferrovanadium.Determination of aluminium content.The chromazurol S spectrophotometric method and EDTA titrimetric method
- 1994 GB/T 8704.8-1994 Methods for chemical analysis of ferrovanadium. The chromazurol S photometric method and EDTA volumetric method for determination of aluminium comtent
GB/T 8704.8-2009 -All Parts
GB/T 8704.1-2009 Ferrovanadium-Determination of carbon content-The infrared absorption method and the gasometric method
GB/T 8704.10-2020 Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method
GB/T 8704.3-2009 Ferrovanadium.Determination of sulfur content.The infrared absorption method and the combustion-neutralization titration method
GB/T 8704.5-2020 Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method
GB/T 8704.6-2020 Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method
GB/T 8704.7-2009 Ferrovanadium.Determination of phosphorus content.The molybdenum blue photometric method
GB/T 8704.8-2009 Ferrovanadium.Determination of aluminium content.The chromazurol S spectrophotometric method and EDTA titrimetric method
GB/T 8704.9-2009 Ferrovanadium.Determination of manganese content.The potassium periodate oxidation photometric method and flame atomic absorption spectrometric method