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Lab calculators and buffer recipes for everyday bench work.

Direct links to high-use LabTools calculators, solution prep helpers, and reagent recipes. Built to be useful before you ever sign in.

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Dilutions & Solutions3 Molecular Biology3 Analytical Chemistry3 Conversions & Recipes2 Buffers & recipes6

Dilutions & Solutions

Plan dilutions, stock dilutions, and solution prep without unit drift.

DilutionC₁V₁ = C₂V₂ and serial dilutions Stock SolutionWorking dilution from any stock concentration Reagent PrepSolutions, buffers, and recipes

Molecular Biology

Master mix planning, molar mass, and bench labeling.

PCR Master MixPCR, qPCR (TaqMan, SYBR), Q5 presets Molecular WeightFormula parser and molar mass Lab LabelsReagent labels and Pro batch sheets

Analytical Chemistry

Calibration curves and quantitative assay helpers.

Calibration CurveLinear regression, R², and unknown interpolation LOD / LOQDetection & quantitation limits from a curve or blanks QC Statistics%RSD, recovery, percent error, and Grubbs outlier test

Conversions & Recipes

Convert units and browse bench-ready reagent recipes.

General CalculationsConversions and bench formulas All recipes & guidesDilutions, solution prep, buffers, and conversions

Buffers & recipes

Bench-ready recipes with pH, scaling, and verification notes.

PBS Buffer Recipe CalculatorPhosphate buffered saline TAE Buffer RecipeElectrophoresis buffer TBE Buffer RecipeHigh-resolution electrophoresis Tris Buffer Recipe pH 8.0Tris pH 8.0 prep PCR Master Mix RecipePCR and qPCR master mix RIPA Buffer RecipeProtein extraction & lysis

17 free calculators and recipes — no sign-in required.