Tools & calculators
Bench calculators for reaction setup
Convert mass to moles, plan a dilution series and estimate primer melting temperature — results update as you type.
Best for
Library prep · qPCR setup · primer ordering and resuspension
Molarity from mass
Enter the mass of oligo or nucleic acid, its molecular weight and the resuspension volume.
Result
15.385 µM
1.538 nmol of material in total.
Tip: a 100 µM stock is a common working concentration for primers.