| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 151.16 | USD | 20170717 |
| chempricehub | National standard | Kg | 151.16 | USD | 20170717 |
| chempricehub | National standard | Kg | 12.09 | USD | 20170717 |
| chempricehub | National standard | Kg | 159.22 | USD | 20170716 |
| chempricehub | National standard | Kg | 20.21 | USD | 20170716 |
| chempricehub | National standard | Kg | 18.59 | USD | 20170716 |
| chempricehub | National standard | Kg | 20.21 | USD | 20170715 |
| chempricehub | National standard | Kg | 82.09 | USD | 20170712 |
| chempricehub | National standard | Kg | 152.45 | USD | 20170711 |
| chempricehub | National standard | Kg | 152.45 | USD | 20170711 |