| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.89 | USD | 20251018 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.18 | USD | 20251018 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.89 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.18 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.89 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.82 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.82 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.09 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 323.97 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.71 | USD | 20251015 |