Chemical Certified Reference Materials Copper and copper base materials
Ores and concentrates - W2, W5, W7
Chemical composition [%]
CRM is sold out
| Standard no | Cu | Pb | Ag | As | Ctotal | Corg. |
|---|---|---|---|---|---|---|
| W2 | 0,285 | 0,0412 | 0,00062 | 0,00123 | 7,59 | (0,361) |
| W5 | 22,95 | 1,38 | 0,0392 | 0,117 | 10,71 | 7,91 |
| W7 | - | 0,00424 | - | - | - | - |
Each package contains 100 of reference material in form of powder