⚗ Aliquot
Nucleic acid (A260)
Read nucleic acid concentration and purity from absorbance using the Beer-Lambert OD factor.
Concentration from A260
| c | Concentration | ug/mL |
| A_{260} | Absorbance at 260 nm | dimensionless |
| f | OD factor for nucleic acid type | ug/mL per A260 |
| D | Dilution factor | dimensionless |
A260 1.0, dsDNA, 50x
Your sample is 2500 µg/mL.
docs/v3
Purity ratio
| r | 260/280 purity ratio | dimensionless |
| A_{260} | Absorbance at 260 nm | dimensionless |
| A_{280} | Absorbance at 280 nm | dimensionless |
docs/v3