| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1030.59 | USD | 20251112 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1030.59 | USD | 20251112 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1044.25 | USD | 20251030 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1411.15 | USD | 20251030 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 1044.25 | USD | 20251030 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |