| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 975.21 | USD | 20251203 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 974.66 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 975.14 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 974.73 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251129 |