| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1298.11 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1298.41 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1299.14 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1298.98 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.14 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.14 | USD | 20251114 |