GB/T 23273.4-2009
Methods for chemical analysis of cobalt oxalate.Part 4:Determination of silicon content.Molybdenum blue spectrophotometry (English Version)
- Standard No.
- GB/T 23273.4-2009
- 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 23273.4-2009
- Scope
- This part of GB/T 23273 specifies the method for the determination of silicon content in cobalt oxalate. This section applies to the determination of the amount of silicon in cobalt oxalate. Measuring range: 0.001% to 0.01%.
GB/T 23273.4-2009 history
- 2009 GB/T 23273.4-2009 Methods for chemical analysis of cobalt oxalate.Part 4:Determination of silicon content.Molybdenum blue spectrophotometry
GB/T 23273.4-2009 -All Parts
GB/T 23273.1-2009 Methods for chemical analysis of cobalt oxalate.Part 1:Determination of cobalt content.Potentiometric titration method
GB/T 23273.2-2009 Mehods for chemical analysisi of cobalt oxalate.Part 2:Determination of lead content.Electrothermal atomic absorption spectrometry
GB/T 23273.3-2009 Methods for chemical analysis of cobalt oxatate.Part 3:Determination of arsenic content.Hydride generation-atomic fluorescence spectrometry
GB/T 23273.4-2009 Methods for chemical analysis of cobalt oxalate.Part 4:Determination of silicon content.Molybdenum blue spectrophotometry
GB/T 23273.5-2009 Methods for chemical analysis of cobalt oxalate.Part 5:Determination of calcium,magnesium and sodium content.Flame atomic absorption spectrometry
GB/T 23273.6-2009 Methods for chemical analysis of cobalt oxalate.Part 6:Determination of chlorine ion content.Ion selective electrode method
GB/T 23273.7-2009 Methods for chemical analysis of cobalt oxalate.Part 7:Determination of sulfate ion content.Combusition-iodimetry
GB/T 23273.8-2009 Methods for chemical analysis of cobalt oxalate.Part 8:Determination of nicke,copper,iron,zinc,aluminium,manganese,lead,arsenic,calcium,magnesium and sodium content.Inductively coupled plasma atomic emission spectrometry