Cheat-Sheet Library
Printable single-page bench references. Download and pin to your hood.
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Fundamentals
SI Units and Prefixes
Every SI prefix from femto to mega, with the bench-range examples you actually pipette.
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Buffers
Common Buffer pKa Table
pKa at 25 degrees C, temperature coefficient, and useful pH range for ten common lab buffers.
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Equipment
Centrifugation g-force Conversion
Convert rotor RPM to RCF (x g) for common rotor radii, so protocols stay rotor-independent.
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Fundamentals
Serial Dilution Grid
Worked 10-fold and 2-fold serial dilution series, with the stock and diluent volumes for each tube or well.
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Cell biology
Physiological Ion Concentrations
Typical extracellular and intracellular ion levels for a mammalian cell, alongside standard DMEM culture medium for comparison.
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Molecular biology
PCR Troubleshooting Quick-Check
Ten common PCR failure patterns, their most likely cause, and the first fix to try before changing anything else.
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Molecular biology
Gel Loading Dyes
Tracking dye migration by gel type and percentage, plus the standard DNA and SDS-PAGE loading buffer recipes.
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General
Common Reagent Shelf Lives
Typical storage temperature and shelf life for reagents you will prepare, aliquot, or open often.
Each sheet is drawn from a specific chapter of Volume 1; see the reference on each sheet.