| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 2.86 | USD | 20201201 |
| chempricehub | National standard | Kg | 2.53 | USD | 20201201 |
| chempricehub | National standard | Kg | 3.6 | USD | 20201201 |
| chempricehub | National standard | Kg | 2.66 | USD | 20201201 |
| chempricehub | National standard | Kg | 2.29 | USD | 20201201 |
| chempricehub | National standard | Kg | 0.41 | USD | 20201201 |
| chempricehub | National standard | Kg | 2.72 | USD | 20201123 |
| chempricehub | National standard | Kg | 0.31 | USD | 20201123 |
| chempricehub | National standard | Kg | 2.19 | USD | 20201123 |
| chempricehub | National standard | Kg | 2.72 | USD | 20201123 |