| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1357.22 | USD | 20251204 |
| Shandong Langchem | China national standards | MT | 1252.6 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 808.67 | USD | 20251204 |
| Jinan Jinrihe Chem | China national standards | MT | 1074.46 | USD | 20251204 |
| Shandong Langchem | China national standards | MT | 1176.25 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 1003.77 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 808.67 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 1145.15 | USD | 20251204 |
| Nanjing Runsheng Petro | China national standards | MT | 1046.19 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 897.74 | USD | 20251204 |