| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Hebei Risun Energy Limited | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 872.65 | USD | 20251011 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1111.92 | USD | 20251011 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |