Tools & Calculators For Everyday Lab use

Westlab Laboratory Tools

Westlab Laboratory Tools

Interactive calculators and tools for laboratory professionals

Tool Name Core Functionality Target Users Status Link
Molarity Calculator Calculates mass, volume, or molarity given the other two values and formula weight. Chemists, Biologists, Technicians, Students Done (Basic) Visit Tool
Solution Dilution Calculator Calculates volumes for simple dilutions using C1V1=C2V2. All lab personnel Done (Basic) Visit Tool
Acid/Base Stock Solution & Dilution Calculator Calculates stock M/N from density/purity/MW; calculates dilution volumes to target M or N. Chemists, Biochemists, Technicians, Students (All lab types) Done (v2) Visit Tool
Volume Unit Converter Converts between common volume units (metric, imperial). All lab personnel Done (Basic) Visit Tool
Length Unit Converter Converts between common length units (metric, imperial, micro/nano). All lab personnel Done (Basic) Visit Tool
Flow Rate Unit Converter Converts between common volumetric flow rate units. Chemists, Engineers, Technicians Done (Basic) Visit Tool
Density Unit Converter Converts between common density units. Chemists, Physicists, Materials Scientists, Technicians Done (Basic) Visit Tool
G-Force Calculator (RCF/RPM) Converts between RCF (xg) and RPM for a given rotor radius. All centrifuge users Done (Basic) Visit Tool
PCR Cycle Calculator Calculates final DNA copies, initial copies, or cycles needed based on PCR amplification formula (2^n). Molecular Biologists, Researchers, Students Done (Basic) Visit Tool
Comprehensive Buffer Preparation Calculator Calculates component amounts (mass/vol) for buffers (pH, M, Vol) via multiple methods (salts, titration, stocks), incl. pKa/FW lookup & hydration. Molecular biologists, biochemists, chemists, cell biologists, QC technicians (Research, QC, Teaching Labs) Done (v2) Visit Tool
Cell Culture Seeding & Passaging Assistant Calculates cell suspension volumes for seeding (by area/vol) or passaging (by ratio/density), estimates confluency time. Cell biologists, tissue culture technicians, researchers (Academic, Biotech, Pharma) Done (v2) Visit Tool
Cell Viability & Concentration Calculator (Hemocytometer) Calculates viable/total cell conc. (cells/mL) & viability % from hemocytometer counts (Trypan Blue), incl. total cell calc & purity ratio. Cell biologists, tissue culture technicians, researchers, clinical lab staff (Academic, Biotech, Pharma, Clinical) Done (v2) Visit Tool
Serial Dilution Planner & CFU Calculator Planner: Recommends dilutions to plate for target counts. Calculator: Calculates CFU/mL or CFU/g (incl. Log10, TNTC/0 handling). Microbiologists (Food Safety, Clinical, Environmental, Research), molecular biologists Done (v2) Visit Tool
Flexible PCR Master Mix Calculator Calculates reagent volumes for master mixes (multiple reactions, overage), allows custom components, handles molar unit conversion. Molecular biologists, researchers, technicians (Academic, Biotech, Clinical Diagnostics) Done (v2) Visit Tool
Oligo/Primer Properties & Analysis Tool Calculates Tm (Basic, Salt-Adj, NN), MW, GC%, ε₂₆₀ (NN), nmol/µg per OD, Rev Comp, Conc. Conversions, basic analysis. Molecular biologists, researchers (Academic, Biotech, Diagnostics) Done (v2) Visit Tool
Nucleic Acid Concentration & Molar Converter Converts between OD₂₆₀, mass (ng/µL, µg/mL, µg/µL), molar (µM, pmol/µL, nM), copy number for dsDNA/ssDNA/RNA. Includes A260/A280. Molecular biologists, biochemists, researchers Done (v2) Visit Tool
Ligation Molar Ratio & Volume Calculator Calculates insert amount(s) for molar ratio (multi-insert, ng/fmol units), calculates water for total reaction volume. Molecular biologists, researchers performing cloning Done (v2) Visit Tool
Hydrated Salt Calculator Prepare: Calculates hydrated mass for target anhydrous molarity. Determine: Calculates 'x' from dehydration data. Includes lookup. Chemists, biochemists, molecular biologists, technicians, students (All lab types) Done (v2) Visit Tool
Basic Spectrophotometry Assistant Calculates concentration via Beer-Lambert (known ε) or Standard Curve (linear fit with chart). Includes interactive viz & dark mode. Biochemists, chemists, molecular biologists, QC technicians, students Done (v2) Visit Tool

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