| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 634.65 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.48 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.48 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.48 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.83 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.83 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 634.95 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.83 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 635.09 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251118 |