| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Lifuda | China national standards | MT | 1087.06 | USD | 20251112 |
| Nanjing Baitu Chem | China national standards | MT | 1482.36 | USD | 20251112 |
| Shandong Jinling Chem | China national standards | MT | 1044.71 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1213.56 | USD | 20251111 |
| Shandong Yihe Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 1262.95 | USD | 20251111 |
| Shandong Jinwen Chem | China national standards | MT | 1213.56 | USD | 20251111 |
| Shandong Xima | China national standards | MT | 917.22 | USD | 20251111 |
| Shandong Qiangsen Chem | China national standards | MT | 1114.78 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 1397.0 | USD | 20251111 |