| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 804.12 | USD | 20251104 |
| Shandong Hanyue Chem | China national standards | MT | 761.8 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 747.69 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 705.37 | USD | 20251104 |
| Shandong Hanyue Chem | China national standards | MT | 761.8 | USD | 20251104 |
| Hubei 789 Chem | China national standards | MT | 987.51 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 705.37 | USD | 20251104 |
| Shanghai Ronghe Chem | China national standards | MT | 790.01 | USD | 20251104 |
| Shandong Jinshenrun Chem | China national standards | MT | 754.74 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 790.01 | USD | 20251104 |