| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1196.83 | USD | 20251014 |
| Sinopec | China national standards | MT | 1196.83 | USD | 20251014 |
| Jinan Xingdate Bio | China national standards | MT | 985.62 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 922.26 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 922.26 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 922.26 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 922.26 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1098.27 | USD | 20251014 |