| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 844.5 | USD | 20251010 |
| Qingdao Shengze Chem | China national standards | MT | 816.35 | USD | 20251010 |
| Qingdao Shengze Chem | Industrial Grade | MT | 816.35 | USD | 20251010 |
| Shandong Xingpeng Chem | China national standards | MT | 647.45 | USD | 20251010 |
| Hubei 789 Chem | China national standards | MT | 914.87 | USD | 20251010 |
| Hubei 789 Chem | China national standards | MT | 914.87 | USD | 20251010 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 872.65 | USD | 20251010 |
| Nanjing Runsheng Petro | China national standards | MT | 1548.25 | USD | 20251010 |
| Shandong Jinshenrun Chem | China national standards | MT | 886.72 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 886.72 | USD | 20251010 |