label: nonyl phenoxypolyethoxylethanol
label_lc: nonyl phenoxypolyethoxylethanol
description: "Poly(ether) macoromolecule comprising a branched nonyl group bonded to one of the ring positions in 2-[phenoxypoly(ethoxy)]ethanol. A commericially available detergent, it is used to help crystallise proteins and extract the cytoplasmic contents of cellular culture."