UNI 5970-1967 Methods for chemical analysis of soil-free metal materials. Among wear-resistant white metals, lead alloy and tin are used for printing. Determination of arsenic in lead soldering alloys. spectroscopic breadth method
The method is applicable to the alloys considered in this unification having an arsenic content less than or equal to 0.20%.
UNI 5970-1967 history
1967UNI 5970-1967 Methods for chemical analysis of soil-free metal materials. Among wear-resistant white metals, lead alloy and tin are used for printing. Determination of arsenic in lead soldering alloys. spectroscopic breadth method