| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | Reagent Grade | MT | 57.67 | USD | 20250902 |
| Shandong Laya Chem | Reagent Grade | MT | 57.69 | USD | 20250901 |
| Shandong Laya Chem | Reagent Grade | MT | 57.72 | USD | 20250830 |
| Shandong Laya Chem | Reagent Grade | MT | 57.72 | USD | 20250829 |
| Shandong Laya Chem | Reagent Grade | MT | 57.7 | USD | 20250828 |
| Shandong Laya Chem | Reagent Grade | MT | 57.7 | USD | 20250828 |
| Shandong Laya Chem | Reagent Grade | MT | 57.66 | USD | 20250827 |
| Shandong Laya Chem | Reagent Grade | MT | 57.59 | USD | 20250826 |
| Shandong Laya Chem | Reagent Grade | MT | 57.62 | USD | 20250825 |
| Shandong Laya Chem | Reagent Grade | MT | 57.49 | USD | 20250823 |