| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 960.82 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Laya Chem | China national standards | MT | 791.26 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 741.81 | USD | 20251209 |
| Shandong Jiaen Chem | China national standards | MT | 960.82 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 1059.73 | USD | 20251209 |