| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1301.53 | USD | 20251211 |
| Shandong Jinmao | China national standards | MT | 1301.53 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 933.71 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 1061.03 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 1061.03 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1117.62 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1259.09 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1400.56 | USD | 20251211 |