| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun | China national standards | MT | 1000.06 | USD | 20251126 |
| Shandong Jinling Chem | China national standards | MT | 1158.26 | USD | 20251126 |
| Jinan Aochen Chem | China national standards | MT | 1553.76 | USD | 20251126 |
| Shandong Yeyang Chem | China national standards | MT | 1115.88 | USD | 20251126 |
| Shandong LuoHeng Chem | China national standards | MT | 1935.14 | USD | 20251126 |
| Shandong Yeyang Chem | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Yihe Chem | China national standards | MT | 1080.57 | USD | 20251126 |
| Shandong Zhiheng | China national standards | MT | 1334.82 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1433.7 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1433.7 | USD | 20251126 |