| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1169.33 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1169.33 | USD | 20250928 |
| Dongying Lianchem | China national standards | MT | 1169.33 | USD | 20250928 |
| Shandong Xima | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Xima | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1169.33 | USD | 20250928 |
| Shandong Yuxuan Chem | China national standards | MT | 1756.8 | USD | 20250928 |
| Shandong Qiangsen Chem | China national standards | MT | 1054.08 | USD | 20250928 |
| Shandong Yeyang Chem | China national standards | MT | 1145.44 | USD | 20250928 |
| Shandong Hongyang Chem | China national standards | MT | 1124.35 | USD | 20250928 |