| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1057.1 | USD | 20251018 |
| Qingdao Shengze Chem | China national standards | MT | 1057.1 | USD | 20251018 |
| Shandong Yuxuan Chem | China national standards | MT | 1310.8 | USD | 20251018 |
| Shandong Jinling Chem | China national standards | MT | 1268.52 | USD | 20251018 |
| Aite Zhejiang | China national standards | MT | 1127.57 | USD | 20251018 |
| Shandong Xima | China national standards | MT | 958.43 | USD | 20251018 |
| Shandong Qiangsen Chem | China national standards | MT | 986.62 | USD | 20251018 |
| Dongying HuataiChem | China national standards | MT | 1057.1 | USD | 20251017 |
| Dongying HuataiChem | China national standards | MT | 1057.1 | USD | 20251017 |
| Dongying HuataiChem | China national standards | MT | 1057.1 | USD | 20251017 |