| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1101.18 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1080.01 | USD | 20251112 |
| Nanjing Runsheng Petro | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 1256.48 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Yuxuan Chem | China national standards | MT | 1009.42 | USD | 20251112 |
| Shandong Fusheng | China national standards | MT | 1058.83 | USD | 20251112 |