| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | Reagent Grade | MT | 57.92 | USD | 20251128 |
| Shandong Laya Chem | Reagent Grade | MT | 57.93 | USD | 20251127 |
| Shandong Laya Chem | Reagent Grade | MT | 57.91 | USD | 20251126 |
| Shandong Laya Chem | Reagent Grade | MT | 57.89 | USD | 20251125 |
| Shandong Laya Chem | Reagent Grade | MT | 57.89 | USD | 20251125 |
| Shandong Laya Chem | Reagent Grade | MT | 57.87 | USD | 20251124 |
| Shandong Laya Chem | Reagent Grade | MT | 57.85 | USD | 20251122 |
| Shandong Laya Chem | Reagent Grade | MT | 57.85 | USD | 20251121 |
| Shandong Laya Chem | Reagent Grade | MT | 57.82 | USD | 20251120 |
| Shandong Laya Chem | Reagent Grade | MT | 57.85 | USD | 20251119 |