| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1041.55 | USD | 20251011 |
| Shandong Jinwen Chem | China national standards | MT | 1196.37 | USD | 20251011 |
| Shandong Langchem | China national standards | MT | 1294.9 | USD | 20251011 |
| Shandong Langchem | China national standards | MT | 1330.09 | USD | 20251011 |
| Shandong Yuhuang Chem | China national standards | MT | 1287.86 | USD | 20251011 |
| Nanjing Runsheng Petro | China national standards | MT | 985.25 | USD | 20251011 |
| Changzhou Juyun Mat | China national standards | MT | 1351.2 | USD | 20251011 |
| Changzhou Juyun Mat | China national standards | MT | 1337.12 | USD | 20251011 |
| Changzhou Juyun Mat | China national standards | MT | 1351.2 | USD | 20251011 |
| Beijing Yanshan Petro | China national standards | MT | 1154.15 | USD | 20251011 |