| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Zhenkun | China national standards | MT | 1000.66 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 1300.3 | USD | 20251210 |
| Nanjing Runhua Chem | China national standards | MT | 1113.73 | USD | 20251210 |
| Shandong Xima | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Yeyang Chem | China national standards | MT | 1257.9 | USD | 20251210 |
| Shandong Hongyang Chem | China national standards | MT | 1434.57 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1102.43 | USD | 20251210 |