| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1014.81 | USD | 20251018 |
| Shandong Wells Chem | China national standards | MT | 1028.91 | USD | 20251018 |
| Shandong Wells Chem | China national standards | MT | 1014.81 | USD | 20251018 |
| Shandong Mingyu | China national standards | MT | 902.06 | USD | 20251018 |
| Shandong Xingpeng Chem | China national standards | MT | 648.35 | USD | 20251018 |
| Qingdao Shengze Chem | China national standards | MT | 817.49 | USD | 20251018 |
| Shandong Jinshenrun Chem | China national standards | MT | 887.96 | USD | 20251018 |
| Shandong Wells Chem | China national standards | MT | 902.06 | USD | 20251018 |
| Shandong Jinshenrun Chem | Industrial Grade | MT | 902.06 | USD | 20251018 |
| Qingdao Shengze Chem | Industrial Grade | MT | 817.49 | USD | 20251018 |