| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 839.84 | USD | 20251124 |
| Shandong Fusheng | China national standards | MT | 818.67 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1079.79 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 1270.34 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Nanjing Baitu Chem | China national standards | MT | 1086.85 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.9 | USD | 20251124 |