Bio laboratory calculators
Dilutions, cell growth, DNA, and proteins. Choose a tool below to calculate a result and understand the science behind it.
- Annealing Temperature Calculator
Estimate a starting annealing temperature for PCR from the melting temperatures of your primer and target.
- Generation Time Calculator
Calculate exponential growth rate and doubling time, or predict a population from a known doubling time.
- Cell Dilution Calculator
Find the stock suspension and diluent volumes required for a target cell concentration.
- Cell Doubling Time Calculator
Calculate exponential growth rate and doubling time, or predict a population from a known doubling time.
- DNA Concentration Calculator
Calculate DNA, RNA, or oligonucleotide concentration from absorbance and optical path length.
- Ligation Calculator
Calculate the insert DNA mass needed for a chosen insert-to-vector molar ratio.
- Log Reduction Calculator
Compare initial and surviving microbial counts using log₁₀ reduction and percentage reduction.
- Protein Concentration Calculator
Use the Beer–Lambert law to estimate protein molar and mass concentrations from absorbance.
More to explore
Curiosity rarely stays in one category. Browse our complete collection or use the search at the top of the page to find a specific calculation.