| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1763.52 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 1173.8 | USD | 20251027 |
| Shandong Junfeng | China national standards | MT | 917.03 | USD | 20251027 |
| Jinan Aochen Chem | China national standards | MT | 1354.38 | USD | 20251027 |
| Shandong Shuojia Chem | China national standards | MT | 1692.98 | USD | 20251027 |
| Shandong Shuojia Chem | China national standards | MT | 1692.98 | USD | 20251027 |
| Shandong Xima | China national standards | MT | 846.49 | USD | 20251027 |
| Shandong Jinshenrun Chem | China national standards | MT | 1580.11 | USD | 20251027 |
| Nantong Zhonghe Chem | China national standards | MT | 1791.74 | USD | 20251027 |
| Qingdao Shengze Chem | China national standards | MT | 1650.65 | USD | 20251027 |