| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | 32percent | MT | 96.87 | USD | 20260109 |
| Shandong Luxi Chem | 32percent | MT | 96.87 | USD | 20260109 |
| Dezhou Shihua Chem | China national standards | MT | 110.88 | USD | 20251230 |
| Dezhou Shihua Chem | China national standards | MT | 110.9 | USD | 20251229 |