| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 872.65 | USD | 20251010 |
| Hebei Risun Energy Limited | China national standards | MT | 957.1 | USD | 20251010 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.95 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251010 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1026.69 | USD | 20251009 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |