| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1126.0 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 933.17 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 933.17 | USD | 20251010 |
| Shaanxi Yanchang Petro | China national standards | MT | 933.17 | USD | 20251010 |
| Sinopec | China national standards | MT | 933.17 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 933.17 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 938.8 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1196.37 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 1379.35 | USD | 20251010 |
| Shandong Yuhuang Chem | China national standards | MT | 1365.27 | USD | 20251010 |