| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 351.69 | USD | 20250918 |
| Jiangsu SOPO | China national standards | MT | 351.69 | USD | 20250918 |
| Nanjing Baitu Chem | China national standards | MT | 351.69 | USD | 20250918 |
| Suzhou Shangma Chem | China national standards | MT | 407.96 | USD | 20250918 |
| Yankuang Guotai Chem | China national standards | MT | 351.69 | USD | 20250918 |
| Chizhou Xinyu Chem | China national standards | MT | 407.96 | USD | 20250918 |
| Shandong Zhenkun | China national standards | MT | 422.03 | USD | 20250918 |
| Shandong Hualu | China national standards | MT | 422.03 | USD | 20250918 |
| Shandong Zhenkun | China national standards | MT | 393.89 | USD | 20250918 |
| Shanghai Huayi | China national standards | MT | 422.03 | USD | 20250918 |