| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 0.7 | USD | 20170511 |
| chempricehub | National standard | Kg | 0.78 | USD | 20170510 |
| chempricehub | National standard | Kg | 17.01 | USD | 20170510 |
| chempricehub | National standard | Kg | 4.58 | USD | 20170501 |
| chempricehub | National standard | Kg | 0.12 | USD | 20170501 |
| chempricehub | National standard | Kg | 136.66 | USD | 20170501 |
| chempricehub | National standard | Kg | 0.1 | USD | 20170501 |
| chempricehub | National standard | Kg | 0.87 | USD | 20170501 |
| chempricehub | National standard | Kg | 0.11 | USD | 20170501 |
| chempricehub | National standard | Kg | 4.58 | USD | 20170501 |