CSN 70 0527 Cast.3-1986 Glass testing methods. Silicate glass. Method for the quantitative analysis of the extracts from the surface of glass products. The determination of sodium and potassium oxide
1986CSN 70 0527 Cast.3-1986 Glass testing methods. Silicate glass. Method for the quantitative analysis of the extracts from the surface of glass products. The determination of sodium and potassium oxide