| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 904.41 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 1059.86 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Aite Zhejiang | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Junfeng | China national standards | MT | 2162.12 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Liaocheng Yuanze Chem | China national standards | MT | 862.02 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 1059.86 | USD | 20251208 |