| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 890.35 | USD | 20251201 |
| Shandong Jinshenrun Chem | Industrial Grade | MT | 890.35 | USD | 20251201 |
| Shandong Daoqin Chem | China national standards | MT | 989.27 | USD | 20251201 |
| Shandong Xingpeng Chem | China national standards | MT | 650.09 | USD | 20251201 |
| Xiamen Yudeshun Chem | China national standards | MT | 1271.92 | USD | 20251201 |
| Xiamen Yudeshun Chem | China national standards | MT | 1271.92 | USD | 20251201 |
| Shandong Wells Chem | China national standards | MT | 890.35 | USD | 20251201 |
| Shandong Wells Chem | China national standards | MT | 890.35 | USD | 20251201 |
| Qingdao Shengze Chem | Industrial Grade | MT | 812.62 | USD | 20251201 |
| Hunan JinyuChem | China national standards | MT | 805.55 | USD | 20251201 |