| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Ruibai | China national standards | MT | 800.7 | USD | 20250826 |
| Shandong Junfeng | China national standards | MT | 786.65 | USD | 20250826 |
| Shandong Junfeng | China national standards | MT | 772.6 | USD | 20250826 |
| Anhui Ruibai | China national standards | MT | 688.32 | USD | 20250826 |
| Qingdao Shengze Chem | China national standards | MT | 688.32 | USD | 20250826 |
| Shandong Xingpeng Chem | China national standards | MT | 744.51 | USD | 20250826 |
| Shandong Huize Chem | China national standards | MT | 688.32 | USD | 20250826 |
| Shandong Jinwen Chem | China national standards | MT | 786.65 | USD | 20250826 |
| Shandong Langchem | China national standards | MT | 849.86 | USD | 20250826 |
| Shandong Langchem | China national standards | MT | 863.91 | USD | 20250826 |