| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 339.18 | USD | 20251201 |
| Jinan Pulaihua Chem | China national standards | MT | 381.58 | USD | 20251201 |
| Jinan Pulaihua Chem | China national standards | MT | 282.65 | USD | 20251201 |
| Jinan Pulaihua Chem | China national standards | MT | 282.35 | USD | 20251112 |
| Jinan Pulaihua Chem | China national standards | MT | 381.18 | USD | 20251112 |
| Jinan Pulaihua Chem | China national standards | MT | 338.83 | USD | 20251112 |
| Jinan Pulaihua Chem | China national standards | MT | 282.22 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 338.67 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 381.0 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 338.6 | USD | 20251031 |