1. Methods for the sampling and analysis of zinc and zinc alloys. Lead and cadmium in zinc (grades Zn1 and Zn2) and zinc alloys (polarographic method) Part 8, (22nd October 1971) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗