| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1126.33 | USD | 20250916 |
| JS Xiaomi Chem | China national standards | MT | 976.69 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 985.14 | USD | 20250915 |
| Shanghai Wanzhong | China national standards | MT | 978.1 | USD | 20250915 |
| Shandong Huize Chem | China national standards | MT | 956.99 | USD | 20250915 |
| Shandong Xingpeng Chem | China national standards | MT | 999.21 | USD | 20250915 |
| Shandong Xima | China national standards | MT | 886.62 | USD | 20250915 |
| Shandong Qiangsen Chem | China national standards | MT | 928.84 | USD | 20250915 |
| Shandong Qiangsen Chem | China national standards | MT | 928.84 | USD | 20250915 |
| Shandong Langchem | China national standards | MT | 1125.87 | USD | 20250915 |