| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 973.48 | USD | 20251031 |
| Shandong Jinling Chem | China national standards | MT | 1100.45 | USD | 20251031 |
| Shandong Xingpeng Chem | China national standards | MT | 1114.56 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1262.98 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Jinan Aochen Chem | China national standards | MT | 1552.27 | USD | 20251030 |
| Dongying Huatai Chem | China national standards | MT | 1481.71 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1432.32 | USD | 20251030 |
| Shandong Xima | China national standards | MT | 917.25 | USD | 20251030 |