| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.95 | USD | 20251209 |