| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 592.13 | USD | 20251021 |
| Jinan Pulaihua Chem | China national standards | MT | 563.94 | USD | 20251021 |
| Jinan Pulaihua Chem | China national standards | MT | 563.79 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 591.97 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 591.82 | USD | 20251016 |
| Jinan Pulaihua Chem | China national standards | MT | 563.63 | USD | 20251016 |
| Jinan Pulaihua Chem | China national standards | MT | 563.42 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 591.59 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 591.37 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 563.21 | USD | 20251014 |