| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1625.83 | USD | 20251204 |
| Wudi Xinyue Chem | China national standards | MT | 1526.87 | USD | 20251204 |
| Jinan Qi Mat | China national standards | MT | 1526.87 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 1060.33 | USD | 20251204 |
| Shandong Yihe Chem | China national standards | MT | 1639.97 | USD | 20251204 |
| Dongying Lianchem | China national standards | MT | 1176.25 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 1512.73 | USD | 20251204 |
| Dongying Lianchem | China national standards | MT | 1201.7 | USD | 20251204 |