Sunlong Biotech™ coated with polymer have rich functional COOH or NH2 groups, which are capable of covalently immobilizing biological ligands, such as peptides, proteins, antibodies and oligonucleotides. These magnetic beads can be used for immunology detection and molecular biology research.

Introduction

Product Name	Mag COOH	Mag COOH	Mag COOH	Mag COOH
Mean particle size	1 μm single dispersion	2 μm single dispersion	5 μm single dispersion	300 nm
Surface COOH content	~250 μmol/g	~200 μmol/g	~200 μmol/g	~60 μmol/g
Core	Fe3O4	Fe3O4	Fe3O4	Fe3O4
Shell	Polymer
	superparamagnetism
Preservative	20% V/V ethanol solution
Preservation temperature	2~8℃ for long-term storage, 2 years

 The morphology of Sunlong BiotechTM Mag COOH was observed by SEM 

FEATURES

-- Rich COOH content: COOH>100 μmol/g.
-- Excellent operation performance: Magnetic beads disperse evenly with super paramagnetism, magnetic response time is<30s.
-- Excellent stability and repeatability: Uniform particle size, polydispersity coefficient<0.2, monodisperse.

Application

Protein purification
Immunoassay
Cell sorting
Specific nucleic acid extraction
Biological sensor
Drug screening and delivery