| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1056.23 | USD | 20251013 |
| Qingdao Shengze Chem | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Jinling Chem | China national standards | MT | 1056.23 | USD | 20251013 |
| Dongying HuataiChem | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Yaowang Chem | China national standards | MT | 1135.8 | USD | 20251013 |
| Befar | China national standards | MT | 1112.57 | USD | 20251013 |
| Shandong Aite Chem | China national standards | MT | 1140.73 | USD | 20251013 |
| Shandong Aite Chem | China national standards | MT | 1140.73 | USD | 20251013 |
| Shandong Jinling Chem | China national standards | MT | 1140.73 | USD | 20251013 |
| Shandong Aite Chem | China national standards | MT | 1140.73 | USD | 20251013 |