| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 747.73 | USD | 20251027 |
| Shandong Wonfull Petro | China national standards | MT | 818.27 | USD | 20251027 |
| Jinan Angxin Chem | China national standards | MT | 818.27 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Hubei 789 Chem | China national standards | MT | 987.57 | USD | 20251027 |
| Hubei 789 Chem | China national standards | MT | 987.57 | USD | 20251027 |
| Shandong Qiangsen Chem | China national standards | MT | 804.16 | USD | 20251027 |