CSN 42 0636 Cast.5-1983 Chemical analysis of non-ferrous metals and alloys. Lead-antimony alloys. Determination of arsenic by the photometric method and titrimetric methods
1983CSN 42 0636 Cast.5-1983 Chemical analysis of non-ferrous metals and alloys. Lead-antimony alloys. Determination of arsenic by the photometric method and titrimetric methods
1974CSN 42 0636 Cast.5-1974 Chemical analysis of hard lead. Determination of arsenic. Titrimetric method