| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | Industrial Grade | MT | 903.04 | USD | 20251119 |
| Nanjing Runsheng Petro | China national standards | MT | 1552.09 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 938.31 | USD | 20251119 |
| Shandong Zhiheng | China national standards | MT | 1015.92 | USD | 20251119 |
| Shandong Langchem | Industrial Grade | MT | 910.09 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 945.37 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Wells Chem | China national standards | MT | 910.09 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 804.27 | USD | 20251119 |
| Shandong Hongyang Chem | China national standards | MT | 952.42 | USD | 20251119 |