| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1102.02 | USD | 20251127 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.35 | USD | 20251127 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 918.13 | USD | 20251126 |