| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 117297.17 | USD | 20201221 |
| chempricehub | National standard | Kg | 0.55 | USD | 20201221 |
| chempricehub | National standard | Kg | 0.49 | USD | 20201221 |
| chempricehub | National standard | Kg | 0.39 | USD | 20201221 |
| chempricehub | National standard | Kg | 0.56 | USD | 20201221 |
| chempricehub | National standard | Kg | 4432.14 | USD | 20201220 |
| chempricehub | National standard | Kg | 7.82 | USD | 20201220 |
| chempricehub | National standard | Kg | 45.93 | USD | 20201219 |
| chempricehub | National standard | Kg | 92.78 | USD | 20201219 |
| chempricehub | National standard | Kg | 2.91 | USD | 20201219 |