| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 917.24 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1128.91 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 1100.68 | USD | 20251106 |
| Lihuayi Weiyuan Chem | China national standards | MT | 931.35 | USD | 20251106 |
| Beijing Yanshan Petro | China national standards | MT | 1058.35 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 1100.68 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1100.68 | USD | 20251106 |
| Shandong Qiangsen Chem | China national standards | MT | 931.35 | USD | 20251106 |
| Jinan Qi Mat | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.79 | USD | 20251106 |