| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 927.9 | USD | 20250919 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 878.7 | USD | 20250919 |
| Hebei Risun Energy Limited | China national standards | MT | 956.02 | USD | 20250919 |
| Hebei Risun Energy Limited | China national standards | MT | 956.02 | USD | 20250919 |