BenchMate
The bench-scientist's calculator.
Fast. Offline. No login. Built for the Biotech Techniques Bible.
Essential Bench Tools
Molarity & Dilution
C1V1 dilutions, mass ↔ molarity conversions, and serial dilution tables.
Unit Converter
Mass, volume, and molarity conversions, plus ng/µL nucleic acid concentration.
Molecular Weight Lookup
Search 370 verified compounds. Get molecular weight, formula, and CAS number instantly.
Buffer Recipe Generator
Generate verified recipes for 40 common buffers, scaled to your target volume, pH, and temperature.
Percent-Solution Recipe Generator
Prepare v/v, w/v, and m/v solutions with mass and molarity outputs, warnings for organic solvents and viscosity, and safety notes.
Reagent Log
Save, filter, search, and export recipes across your BenchMate calculators. Stored in your browser only, never on a server.
Audit
Scan all saved recipes for potential bench errors. Groups issues by severity and rule, links back to source calculators.
Cheat-Sheet Library
Printable single-page bench references. Download and pin to your hood.
Bench Timer
Run multiple concurrent bench timers with presets for PCR, digests, gels, blots, and more. Works across tab switches.
Technique Quiz
Test your bench knowledge across 100 questions in 8 categories. Earn certificates as you progress.
Certificates
Earn Bench Fundamentals certificate by completing quiz challenges.
Ask the Bible
Search 200+ curated bench answers from the Biotech Techniques Bible series.
Voice Input
Fill calculator fields hands-free using voice. Available on Molarity calculator.
Today's Technique
One bench technique per day. Bite-sized, sourced, offline-ready.
Recipe of the Day
Get a curated bench recipe every day, drawn from BenchMate's verified buffer library.
For the theory behind these calculators, see Vol 1 of the Biotech Techniques Bible on Amazon.