| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1028.91 | USD | 20251017 |
| Wanhua Chem | China national standards | MT | 986.62 | USD | 20251017 |
| Befar | China national standards | MT | 887.96 | USD | 20251017 |
| Shandong Jiaen Chem | China national standards | MT | 1179.72 | USD | 20251017 |
| Jinan Dezheng Chem | China national standards | MT | 1043.0 | USD | 20251017 |
| Dongying HuataiChem | China national standards | MT | 1043.0 | USD | 20251017 |
| Shandong Jinling Chem | China national standards | MT | 1043.0 | USD | 20251017 |
| Jinan Dezheng Chem | China national standards | MT | 1043.0 | USD | 20251017 |
| Shandong Yuxuan Chem | China national standards | MT | 1310.8 | USD | 20251017 |
| Qingdao Shengze Chem | China national standards | MT | 1057.1 | USD | 20251017 |