| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 927.9 | USD | 20250919 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 871.67 | USD | 20250919 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |
| Hebei Risun Energy Limited | China national standards | MT | 956.02 | USD | 20250919 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250919 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |