| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1379.17 | USD | 20250923 |
| Shinghwa AdvMat | China national standards | MT | 1224.37 | USD | 20250923 |
| Jinan Pulaihua Chem | China national standards | MT | 1336.95 | USD | 20250923 |
| Jinan Dezheng Chem | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Jinling Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Dongying HuataiChem | China national standards | MT | 1013.27 | USD | 20250923 |
| Jinan Dezheng Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Dongying Huatai Chem | China national standards | MT | 1210.3 | USD | 20250923 |
| Shandong Mingyu | China national standards | MT | 1210.3 | USD | 20250923 |
| Shandong Jinling Chem | China national standards | MT | 1203.26 | USD | 20250923 |