| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 861.39 | USD | 20251117 |
| Hubei 789 Chem | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 917.87 | USD | 20251117 |
| Shanghai Guoke | China national standards | MT | 1282.2 | USD | 20251117 |
| Jinan Xingdate Bio | China national standards | MT | 988.48 | USD | 20251117 |
| Beijing Yanshan Petro | China national standards | MT | 1200.29 | USD | 20251117 |
| Jinan Jinhao Chem | China national standards | MT | 1242.66 | USD | 20251117 |
| Shiyou Yangzhou Chem | China national standards | MT | 875.51 | USD | 20251117 |
| Beijing Yanshan Petro | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Langchem | China national standards | MT | 1108.51 | USD | 20251117 |