| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251115 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251113 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251113 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 804.71 | USD | 20251112 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 804.71 | USD | 20251112 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 804.33 | USD | 20251111 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 804.33 | USD | 20251111 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 804.45 | USD | 20251110 |