TY - RPRT TI - Polymer-bound N-hydroxysuccinimide esters: a column-free fluorescent-labeling method. AU - M Katoh AU - M Sodeoka PY - 1999 DO - 10.1016/s0960-894x(99)00091-8 UR - https://pubmed.ncbi.nlm.nih.gov/10206554/ ID - 10206554 ER -