| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 908.51 | USD | 20251015 |
| Shandong Laya Chem | China national standards | MT | 1000.07 | USD | 20251015 |
| Jinan Aochen Chem | China national standards | MT | 1309.95 | USD | 20251015 |
| Jinan Aochen Chem | China national standards | MT | 1309.95 | USD | 20251015 |
| Shandong Huize Chem | China national standards | MT | 1042.33 | USD | 20251015 |
| Shandong Huize Chem | China national standards | MT | 1042.33 | USD | 20251015 |
| Qingdao Shengze Chem | China national standards | MT | 908.51 | USD | 20251015 |
| Luxi Chem | China national standards | MT | 915.56 | USD | 20251015 |
| Nantong Zhonghe Chem | China national standards | MT | 1118.39 | USD | 20251015 |
| Shandong Yushuo Chem | China national standards | MT | 929.64 | USD | 20251015 |