CSN 70 0653 Cast.1-1986 Glass testing methods. Chemical analysis of glass. Determination of antimony trioxide. Photometric method with potassium iodide and ascorbic acid
1986CSN 70 0653 Cast.1-1986 Glass testing methods. Chemical analysis of glass. Determination of antimony trioxide. Photometric method with potassium iodide and ascorbic acid