| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 959.3 | USD | 20251104 |
| Shandong Zhiheng | China national standards | MT | 1269.66 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1072.43 | USD | 20251103 |
| Henan Kaixiang Chem | China national standards | MT | 1072.43 | USD | 20251103 |
| Shandong Yaoming Chem | China national standards | MT | 959.54 | USD | 20251103 |
| Yixing Wencheng Chem | China national standards | MT | 1100.65 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 1072.43 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 966.6 | USD | 20251103 |
| Shandong Fusheng | China national standards | MT | 966.6 | USD | 20251103 |
| Shandong Fusheng | China national standards | MT | 966.6 | USD | 20251103 |