| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 917.47 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 917.11 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 917.15 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.58 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.82 | USD | 20251118 |