Does copper have lead in it?
Does copper have lead in it?, Total:2 items.
The international standard classification for "Does copper have lead in it?" includes: .
The Chinese standard classification for "Does copper have lead in it?" includes: .
South African Bureau of Standard
- SANS 5565:1968 Determination of lead in copper
- SANS 5563:1968 Determination of copper (plus silver) in copper
