| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 902.62 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.04 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.04 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.24 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.24 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.75 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.75 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.53 | USD | 20251112 |