| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 888.89 | USD | 20251121 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.55 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.55 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.26 | USD | 20251118 |