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absorbance

Articles tagged absorbance. Tags group methods across clusters so a technique can be found from more than one route.

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3 articles

Gloved fingers placing a silica spin column into a collection tube beside a tube rack and pipette tips

nucleic acid purification

Fluorometric versus absorbance quantification

Choose a dye assay when double-stranded DNA must be counted, and absorbance when you need a fast check of everything that absorbs at 260 nm.

8 October 2026 · 8 min read

Gloved hand sliding a yellow-developed ELISA plate into a microplate reader drawer

immunoassays

Plate readers absorbance and fluorescence

Absorbance, fluorescence and luminescence are different reads. A wrong wavelength or a clear plate in a fluorescence assay looks like a failed ELISA.

8 October 2026 · 9 min read