| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.68 | USD | 20251203 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.6 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1129.05 | USD | 20251110 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1128.33 | USD | 20251105 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1128.67 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |