| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1383.09 | USD | 20251110 |
| Shandong Jinmao | China national standards | MT | 1298.41 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 1481.88 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 1552.44 | USD | 20251110 |
| Aite Zhejiang | China national standards | MT | 1298.41 | USD | 20251110 |
| Jinan Aochen Chem | China national standards | MT | 1552.44 | USD | 20251110 |
| Shandong Yuxuan Chem | China national standards | MT | 1312.52 | USD | 20251110 |
| Shandong Yeyang Chem | China national standards | MT | 1114.94 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 1453.65 | USD | 20251110 |
| Dongying Huatai Chem | China national standards | MT | 1058.48 | USD | 20251110 |