| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | Reagent Grade | MT | 57.62 | USD | 20250928 |
| Shandong Laya Chem | Reagent Grade | MT | 57.62 | USD | 20250926 |
| Shandong Laya Chem | Reagent Grade | MT | 57.62 | USD | 20250926 |
| Shandong Laya Chem | Reagent Grade | MT | 57.7 | USD | 20250925 |
| Shandong Laya Chem | Reagent Grade | MT | 57.7 | USD | 20250924 |
| Shandong Laya Chem | Reagent Grade | MT | 57.66 | USD | 20250922 |
| Shandong Laya Chem | Reagent Grade | MT | 57.64 | USD | 20250920 |
| Shandong Laya Chem | Reagent Grade | MT | 57.64 | USD | 20250919 |
| Shandong Laya Chem | Reagent Grade | MT | 57.68 | USD | 20250918 |
| Shandong Laya Chem | Reagent Grade | MT | 57.68 | USD | 20250918 |