We offer centrifugal ultrafiltration devices with two molecular weight cut-off options: MWCO=10 kD (10K) and MWCO=3 kD (3K) for simple spin-column purification of proteins or other molecules by size separation.
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CF® Dye Succinimidyl Ester
CF® Dye Succinimidyl Esters (SE, also known as NHS esters) are amine-reactive fluorescent dyes. SE dyes are commonly used to label antibodies and other proteins on free amine groups, such as lysine residues.
CF® Dye & Biotin SE Protein Labeling Kits
This kit contains everything you need to label antibodies or other proteins with a fluorescent CF® dye succinimidyl ester (CF® dye SE) or biotin succinimidyl ester (biotin SE). Each kit contains reagents for three labeling reactions of up to 1 mg protein per reaction.
One-Step Blue® Protein Gel Stain
One-Step Blue® is a ready-to-use protein gel staining solution. It produces fast (5-60 min) protein staining in a single step without fixation or washing.
One-Step Lumitein™ Protein Gel Stain
One-Step Lumitein™ Protein Gel Stain is a ready-to-use luminescent protein gel stain. It is a dramatically improved version of our original Lumitein™ protein gel stain for convenience and safety.