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Laboratory Calculators

4 bench calculators. Everything runs in your browser, nothing is sent anywhere, and they work on a phone at the bench.

Molarity and Solution Prep Calculator

How much solute to weigh out for a target concentration and volume.

Dilution and Serial Dilution Calculator

Stock volume for a target dilution, and the steps for a serial series.

Centrifuge RCF and RPM Converter

Convert between g-force and rotor speed, which is the only way to reproduce a protocol on a different machine.

Buffer pH Calculator (Henderson-Hasselbalch)

The acid and base ratio for a target pH, and whether the buffer will actually hold.