Spectroscopic Certified Reference Materials Lead and its alloys
Hard lead - PPA series
Chemical composition [%]
| Standard no | Cd | Bi | Sn | Ag | Te | As | Sb | Cu |
|---|---|---|---|---|---|---|---|---|
| PPA 1 | 0,0453 | 0,0553 | 0,686 | 0,109 | 0,0945 | 0,544 | 2,53 | 0,203 |
| PPA 2 | 0,0263 | 0,0648 | 0,366 | 0,0705 | 0,0700 | 0,344 | 3,49 | 0,132 |
| PPA 3 | 0,0252 | 0,0324 | 0,308 | 0,0462 | 0,0329 | 0,0635 | 5,93 | 0,0899 |
| PPA 4 | 0,0060 | 0,0108 | 0,0174 | 0,0075 | 0,0049 | 0,0100 | 8,69 | 0,0114 |
The set consists of 4 certified reference materials in form of discs 40 mm in diameter and about 25 mm height.