| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 1.22 | USD | 20200419 |
| chempricehub | National standard | Kg | 11.4 | USD | 20200419 |
| chempricehub | National standard | Kg | 0.16 | USD | 20200419 |
| chempricehub | National standard | Kg | 0.18 | USD | 20200419 |
| chempricehub | National standard | Kg | 207.07 | USD | 20200419 |
| chempricehub | National standard | Kg | 1.23 | USD | 20200418 |
| chempricehub | National standard | Kg | 11.41 | USD | 20200416 |
| chempricehub | National standard | Kg | 1.26 | USD | 20200416 |
| chempricehub | National standard | Kg | 0.48 | USD | 20200416 |
| chempricehub | National standard | Kg | 0.18 | USD | 20200415 |