| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1155.45 | USD | 20251016 |
| Shandong Junfeng | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1244.22 | USD | 20251016 |
| Jinan Pulaihua Chem | China national standards | MT | 1197.72 | USD | 20251016 |
| Shandong Mingyu | China national standards | MT | 1126.84 | USD | 20251015 |
| Shandong Yeyang Chem | China national standards | MT | 1267.69 | USD | 20251015 |
| Shandong Junfeng | China national standards | MT | 1126.84 | USD | 20251015 |
| Shandong Langchem | China national standards | MT | 1243.75 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1155.01 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 1197.27 | USD | 20251015 |