This standard specifies the spectrophotometric method for the determination of zinc content. This standard applies to the determination of 0.01% to 0.3% zinc content in pyrite and sulfur concentrate products.
GB/T 2468.3-1996 history
2008GB/T 2468-2008 Pyrites and concentrate. Determination of zinc content. Flame atomic absorption spectrometric and spectrphotometric methods
1996GB/T 2468.3-1996 Pyrites and concentrate--Determination of zinc content--Part 3: PAN spectrophotometric method
GB/T 2468.3-1996 Pyrites and concentrate--Determination of zinc content--Part 3: PAN spectrophotometric method was changed to GB/T 2468-2008 Pyrites and concentrate. Determination of zinc content. Flame atomic absorption spectrometric and spectrphotometric methods.