| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.4 | USD | 20251105 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.08 | USD | 20251105 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.08 | USD | 20251105 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.15 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.15 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.47 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.55 | USD | 20251103 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.22 | USD | 20251103 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.22 | USD | 20251103 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.17 | USD | 20251101 |