GB/T 4324.29-1984 Methods for chemical analysis of tungsten--The gravimetric method for the determination of residue content after chloride volatility (English Version)
This standard is applicable to the determination of the amount of residue after volatilization of chloride in tungsten trioxide, tungsten powder and tungsten carbide. Measuring range: 0.02 to 0.20%.
GB/T 4324.29-1984 history
2012GB/T 4324.14-2012 Methods for chemical analysis of tungsten.Part 14:Determination of residue content after chloride volatility.Gravimetric method
1984GB/T 4324.29-1984 Methods for chemical analysis of tungsten--The gravimetric method for the determination of residue content after chloride volatility
GB/T 4324.29-1984 Methods for chemical analysis of tungsten--The gravimetric method for the determination of residue content after chloride volatility was changed to GB/T 4324.14-2012 Methods for chemical analysis of tungsten.Part 14:Determination of residue content after chloride volatility.Gravimetric method.