| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 2.29 | USD | 20170212 |
| chempricehub | National standard | Kg | 0.51 | USD | 20170212 |
| chempricehub | National standard | Kg | 0.49 | USD | 20170212 |
| chempricehub | National standard | Kg | 3.39 | USD | 20170211 |
| chempricehub | National standard | Kg | 0.33 | USD | 20170211 |
| chempricehub | National standard | Kg | 0.46 | USD | 20170210 |
| chempricehub | National standard | Kg | 0.49 | USD | 20170210 |
| chempricehub | National standard | Kg | 3.5 | USD | 20170201 |
| chempricehub | National standard | Kg | 3.35 | USD | 20170201 |
| chempricehub | National standard | Kg | 3.19 | USD | 20170201 |