| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1074.14 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 1074.14 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 1175.91 | USD | 20251203 |
| Jining Zhongyin EC | China national standards | MT | 918.68 | USD | 20251203 |
| Nanjing Runsheng Petro | China national standards | MT | 1045.88 | USD | 20251203 |
| Shandong Haili Chem | China national standards | MT | 918.68 | USD | 20251203 |
| Luxi Chem | China national standards | MT | 1017.61 | USD | 20251203 |
| Shandong Jinwen Chem | China national standards | MT | 1102.41 | USD | 20251203 |
| Shandong Jinwen Chem | China national standards | MT | 975.21 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 1252.23 | USD | 20251203 |