| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1282.27 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1106.13 | USD | 20251016 |
| Shandong Fusheng | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Fusheng | China national standards | MT | 1056.81 | USD | 20251016 |
| Shandong Zhiheng | China national standards | MT | 1254.09 | USD | 20251016 |
| Shandong Hongyang Chem | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Hongyang Chem | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Laya Chem | China national standards | MT | 1000.45 | USD | 20251016 |
| Wuhan Hengjiu Chem | China national standards | MT | 1127.27 | USD | 20251016 |
| Wuhan Hengjiu Chem | China national standards | MT | 1127.27 | USD | 20251016 |