| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1100.67 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 1174.05 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 1250.25 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 966.61 | USD | 20251111 |
| Luxi Chem | China national standards | MT | 1001.89 | USD | 20251111 |
| Shandong Hongyang Chem | China national standards | MT | 1072.45 | USD | 20251111 |
| Shandong Huize Chem | China national standards | MT | 1051.28 | USD | 20251111 |
| Nanjing Runsheng Petro | China national standards | MT | 1044.37 | USD | 20251110 |
| Nanjing Runsheng Petro | China national standards | MT | 1044.37 | USD | 20251110 |
| Luxi Chem | China national standards | MT | 917.35 | USD | 20251110 |