| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 459.78 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 311.24 | USD | 20251211 |
| Shandong Jinshenrun Chem | China national standards | MT | 311.24 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 339.53 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 229.18 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 229.18 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 229.18 | USD | 20251211 |
| Shandong Hanyue Chem | China national standards | MT | 261.72 | USD | 20251211 |
| Shandong Hanyue Chem | China national standards | MT | 261.72 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 240.5 | USD | 20251211 |