Inspection and acceptance of tin ingots
1. The tin ingots shall be inspected by the supplier's technical supervision department to ensure that the product quality meets the requirements of this standard and fill in the quality certificate.
| Purity(%) | As | Fe | Cu | Pb | Bi | Sb | Cd | Zn | Al | Total |
| 99.99 | 0.0005 | 0.0025 | 0.0005 | 0.0035 | 0.0025 | 0.002 | 0.0003 | 0.0005 | 0.0005 | 0.01 |
| 99.95 | 0.003 | 0.004 | 0.004 | 0.01 | 0.006 | 0.014 | 0.0005 | 0.0008 | 0.0008 | 0.05 |
| 99.90 | 0.008 | 0.0025 | 0.008 | 0.04 | 0.015 | 0.02 | 0.0008 | 0.001 | 0.001 | 0.1 |
2. The buyer may inspect and accept the received tin ingots in accordance with the provisions of this standard. If the inspection results do not comply with the provisions of this standard (or order contract), they shall be submitted to the supplier within two months from the date of receipt of the tin ingots, and the supplier and buyer shall negotiate to resolve the issue. If arbitration is required, the supplier and buyer shall conduct sampling inspections jointly or by inspection agencies recognized by the supplier and buyer.
