| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 860.03 | USD | 20251024 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1113.81 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251024 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Hebei Risun Energy Limited | China national standards | MT | 958.85 | USD | 20251023 |