| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaowang Chem | China national standards | MT | 1071.51 | USD | 20251025 |
| Shandong Yaowang Chem | China national standards | MT | 1071.12 | USD | 20251022 |
| Shandong Yaowang Chem | China national standards | MT | 1099.38 | USD | 20251019 |
| Shandong Yaowang Chem | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Yaowang Chem | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Yaowang Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Shandong Yaowang Chem | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Yaowang Chem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Yaowang Chem | China national standards | MT | 1069.7 | USD | 20251012 |
| Shandong Yaowang Chem | China national standards | MT | 1097.85 | USD | 20251011 |