| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 323.36 | USD | 20250919 |
| Shandong Luxi Chem | 90% | MT | 421.77 | USD | 20250919 |
| Shandong Luxi Chem | 90% | MT | 534.25 | USD | 20250919 |
| Shandong Luxi Chem | 90% | MT | 534.57 | USD | 20250918 |
| Shandong Luxi Chem | 90% | MT | 422.03 | USD | 20250918 |
| Shandong Luxi Chem | China national standards | MT | 323.56 | USD | 20250918 |