| Vendor | Spec | Unit | Price | Currency | Date |
| JS Yangnong Chem | China national standards | MT | 853.62 | USD | 20251121 |
| Hubei 789 Chem | China national standards | MT | 1128.75 | USD | 20251121 |
| Jinan Jinrihe Chem | China national standards | MT | 1693.12 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 1594.36 | USD | 20251121 |
| Shandong Qiangsen Chem | China national standards | MT | 1058.2 | USD | 20251121 |
| Shandong Yushuo Chem | China national standards | MT | 1566.14 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 1594.36 | USD | 20251121 |
| Shandong Yuxuan Chem | China national standards | MT | 1820.11 | USD | 20251121 |
| Shandong Langchem | China national standards | MT | 1173.9 | USD | 20251121 |
| Shandong Langchem | China national standards | MT | 1173.9 | USD | 20251121 |