| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 225.84 | USD | 20251124 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 239.95 | USD | 20251124 |
| Guangzhou Tianyue Chem | China national standards | MT | 225.75 | USD | 20251122 |
| Guangzhou Tianyue Chem | China national standards | MT | 239.86 | USD | 20251122 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 239.86 | USD | 20251121 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 225.75 | USD | 20251121 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 225.65 | USD | 20251120 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 239.76 | USD | 20251120 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 239.87 | USD | 20251119 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 225.76 | USD | 20251119 |