| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1287.86 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1330.09 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1294.9 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 1308.97 | USD | 20251010 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1323.05 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 1154.15 | USD | 20251010 |
| Sinopec | China national standards | MT | 1126.0 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 985.25 | USD | 20251010 |
| Shandong Junfeng | China national standards | MT | 985.25 | USD | 20251010 |
| Beijing Yanshan Petro | China national standards | MT | 1154.15 | USD | 20251010 |