2023YS/T 581.8-2023 Determination of chemical contentsand physical properties of aluminium fluoride—Part 8:Determination of sulphate content— Barium sulphate gravimetric method
2006YS/T 581.8-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 8:Determination of sulphate content by barium sulphate gravimetric method