| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 825.28 | USD | 20251104 |
| Shandong Hualu | China national standards | MT | 867.6 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 825.28 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 825.28 | USD | 20251104 |
| Nantong Zhonghe Chem | China national standards | MT | 1120.12 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 1072.16 | USD | 20251104 |
| Jinan Qi Mat | China national standards | MT | 818.23 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1269.66 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 825.28 | USD | 20251104 |
| Liaocheng Yuanze Chem | China national standards | MT | 874.88 | USD | 20251103 |