| Vendor | Spec | Unit | Price | Currency | Date |
| Guang Longyu Chem | Industrial Grade | MT | 282.94 | USD | 20251211 |
| Guang Longyu Chem | Industrial Grade | MT | 282.59 | USD | 20251209 |
| Guang Longyu Chem | Industrial Grade | MT | 282.59 | USD | 20251209 |
| Guang Longyu Chem | Industrial Grade | MT | 282.63 | USD | 20251208 |
| Guang Longyu Chem | Industrial Grade | MT | 282.75 | USD | 20251204 |
| Guang Longyu Chem | China national standards | MT | 282.67 | USD | 20251203 |
| Guang Longyu Chem | Industrial Grade | MT | 282.53 | USD | 20251128 |
| Guang Longyu Chem | Industrial Grade | MT | 282.57 | USD | 20251127 |
| Guang Longyu Chem | Industrial Grade | MT | 282.5 | USD | 20251126 |
| Guang Longyu Chem | Industrial Grade | MT | 282.3 | USD | 20251124 |