| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 970.61 | USD | 20250929 |
| Qingdao Shengze Chem | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Yuxuan Chem | China national standards | MT | 998.75 | USD | 20250929 |
| Nantong Zhonghe Chem | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Hualu | China national standards | MT | 942.48 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 1195.68 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 1195.68 | USD | 20250929 |
| Guangzhou Tianyue Chem | China national standards | MT | 1223.82 | USD | 20250929 |
| Guangzhou Tianyue Chem | China national standards | MT | 1209.75 | USD | 20250929 |
| Shandong Yushuo Chem | China national standards | MT | 1040.95 | USD | 20250929 |