| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Jiaen Chem | China national standards | MT | 1179.4 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Jinling Chem | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1211.81 | USD | 20251016 |
| Dongying Huatai Chem | China national standards | MT | 1211.81 | USD | 20251016 |