| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | Industrial Grade | MT | 833.93 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 833.93 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 833.93 | USD | 20251205 |
| Shandong Wells Chem | China national standards | MT | 833.93 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 805.67 | USD | 20251205 |
| Qingdao Shengze Chem | Industrial Grade | MT | 777.4 | USD | 20251205 |
| Shandong Jinshenrun Chem | China national standards | MT | 890.47 | USD | 20251205 |
| Shandong Wells Chem | China national standards | MT | 890.47 | USD | 20251205 |
| Shandong Jinshenrun Chem | Industrial Grade | MT | 890.47 | USD | 20251205 |
| Hubei 789 Chem | China national standards | MT | 918.74 | USD | 20251205 |