| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 0.58 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.6 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.24 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.21 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.4 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.63 | USD | 20210316 |
| chempricehub | National standard | Kg | 0.09 | USD | 20210315 |
| chempricehub | National standard | Kg | 0.12 | USD | 20210315 |
| chempricehub | National standard | Kg | 0.09 | USD | 20210315 |
| chempricehub | National standard | Kg | 0.1 | USD | 20210315 |