Knowledge hub
Articles from the Molekula editorial team
Coverage of chemistry, regulatory updates, methods, supply-chain insight, and product spotlights. New articles published daily.
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Method-comparison
Economic analysis of on‑site versus outsourced production of specialty amino acids
On‑site production of specialty amino acids requires substantial capital investment and ongoing operational costs, while outsourcing converts fixed costs into variable fees and reduces supply‑chain risk. The choice hinges on scale, product value, regulatory burden and long‑term strategic goals.
Sep 28, 2026 · 4 min read -
Method-comparison
Optimising Cryoprotectant Formulations: Comparing Glycerol, DMSO and Ethylene Glycol Performance
Glycerol, DMSO and ethylene glycol are the most widely used cryoprotectants. Their effectiveness depends on concentration, cell type and cooling protocol; DMSO generally offers higher post‑thaw viability but greater toxicity, glycerol is less toxic but requires higher concentrations, and ethylene glycol provides a middle ground with rapid permeation.
Sep 23, 2026 · 4 min read -
Method-comparison
Acetone as a solvent: when to choose it over methanol or ethanol
Acetone is a polar aprotic solvent with high solubility for organic compounds, low viscosity, and rapid evaporation. It is preferred over methanol and ethanol in applications requiring fast drying, minimal hydrogen bonding interference, or high solubility for non-polar compounds. Its lower toxicity and higher boiling point than ethanol make it suitable for lab-scale extractions and cleaning. However, it is more flammable and less biocompatible than ethanol.
Jun 17, 2026 · 4 min read -
Method-comparison
How TCEP differs from DTT as a disulfide reducing agent
TCEP (tris(2-carboxyethyl)phosphine) and DTT (dithiothreitol) are both disulfide reducing agents used in biochemical and chemical applications. TCEP is more stable in aqueous solutions and at higher pH, resistant to oxidation, and effective under denaturing conditions. DTT is less stable, prone to oxidation, and less effective above pH 7.5. Both are used in protein denaturation, sample preparation, and redox studies.
Jun 9, 2026 · 4 min read