| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chem | China national standards | MT | 705.66 | USD | 20251110 |
| Shandong Jinwen Chem | China national standards | MT | 853.84 | USD | 20251110 |
| Shandong Hanyue Chem | China national standards | MT | 705.66 | USD | 20251110 |
| Jinan Jinrihe Chem | China national standards | MT | 684.49 | USD | 20251110 |
| Shandong Fusheng | China national standards | MT | 748.0 | USD | 20251110 |
| Nantong Zhonghe Chem | China national standards | MT | 719.77 | USD | 20251110 |
| Jinan Aochen Chem | China national standards | MT | 846.79 | USD | 20251110 |
| Zibo Qixiang Chem | China national standards | MT | 762.11 | USD | 20251110 |
| Baozhen Shandong Chem | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Zhongke Taihua | China national standards | MT | 945.58 | USD | 20251110 |