| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1594.58 | USD | 20251113 |
| Shandong Huize Chem | China national standards | MT | 1340.58 | USD | 20251113 |
| Shandong Xima | China national standards | MT | 846.68 | USD | 20251113 |
| Nantong Zhonghe Chem | China national standards | MT | 1792.14 | USD | 20251113 |
| Jinan Aochen Chem | China national standards | MT | 1312.35 | USD | 20251113 |
| Shandong Junfeng | China national standards | MT | 917.24 | USD | 20251113 |
| Aite Zhejiang | China national standards | MT | 1270.02 | USD | 20251113 |
| Shandong Yaoming Chem | China national standards | MT | 1079.52 | USD | 20251113 |
| Dongying Lianchem | China national standards | MT | 1199.46 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1185.35 | USD | 20251113 |