Thermo Scientific™ EZ-Link™ NHS-PEG₄-Biotin and Labeling Kits

Biotinylate protein amines and maximize solubility of proteins with this long (29.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.

Brand:  Thermo Scientific™ 21330

Product Code. 10026573

Description

Highlights:

• Water-soluble polyethylene glycol (PEG) spacer arm increases solubility of labeled protein
• Prevents aggregation of antibodies better than Sulfo-NHS-LC-Biotin
• Labels at N-terminus or lysine residues in less than 1 hour
• Thermo Scientific No-Weigh Packaging (8 x 2mg) saves time - preserves reagent activity and prevents cross-contamination between use

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Specifications

• Chemical Reactivity: Amine
• Description: EZ-Link NHS-PEG4-Biotin
• Molecular Weight: 588.67
• PEGylated: Yes
• Quantity: 25mg
• Storage Requirements: Store in original bottle at 4°C with desiccant

• Cleavable: No
• Formulation: NHS ester of biotin with a tetraethyleneglycol spacer
• Membrane Permeable: No
• Spacer Arm Length: 29
• Sufficient For: Approx. 12 uses to label a total of 283mg of IgG using typical conditions
• Water Soluble: Yes