| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaowang Chem | China national standards | MT | 1836.44 | USD | 20251128 |
| Shandong Yaowang Chem | China national standards | MT | 1836.7 | USD | 20251127 |
| Shandong Yaowang Chem | China national standards | MT | 1835.48 | USD | 20251125 |
| Shandong Yaowang Chem | China national standards | MT | 1834.22 | USD | 20251122 |
| Shandong Yaowang Chem | China national standards | MT | 1834.22 | USD | 20251121 |
| Shandong Yaowang Chem | China national standards | MT | 1834.71 | USD | 20251118 |
| Shandong Yaowang Chem | China national standards | MT | 1835.51 | USD | 20251114 |
| Shandong Yaowang Chem | China national standards | MT | 1834.47 | USD | 20251113 |
| Shandong Yaowang Chem | China national standards | MT | 1834.71 | USD | 20251110 |
| Shandong Yaowang Chem | China national standards | MT | 1637.59 | USD | 20251107 |