| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1385.1 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 1455.77 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Junfeng | China national standards | MT | 1060.03 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 1335.63 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 1385.1 | USD | 20251210 |
| Shandong Xima | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 1264.61 | USD | 20251209 |
| Dongying Huatai Chem | China national standards | MT | 1059.73 | USD | 20251209 |