| Vendor | Spec | Unit | Price | Currency | Date |
| chempricehub | National standard | Kg | 0.14 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.15 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.15 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.13 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.13 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.13 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.13 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.12 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.15 | USD | 20210101 |
| chempricehub | National standard | Kg | 0.14 | USD | 20210101 |