CSi60UM-10 60μm Carboxyl Silica Microspheres 2.5% Suspension

Product Overview

CSi60UM-10 Carboxyl Silica Microspheres are precision-engineered monodisperse silicon dioxide particles with a nominal diameter of 60 μm. Their surfaces are functionalized with stable carboxyl (-COOH) groups, providing abundant reactive sites for covalent coupling of antibodies, proteins, peptides, enzymes and nucleic acids. Manufactured under strict quality control, these microspheres offer excellent particle size uniformity, high purity, low aggregation and outstanding suspension stability.

Supplied as a 2.5% aqueous suspension, CSi60UM-10 is widely used in immunodiagnostics, protein immobilization, biosensor fabrication, molecular diagnostics, cell separation research and surface chemistry applications.

Key Features

• Monodisperse 60 μm particle size

• Carboxyl (-COOH) functionalized surface

• High purity silicon dioxide

• Excellent dispersion stability

• Uniform spherical morphology

• Low particle aggregation

• High density of reactive carboxyl groups

• Excellent chemical stability

• Excellent batch-to-batch consistency

• Suitable for research and industrial applications

Technical Specifications

Applications

• Antibody Immobilization

• Protein Conjugation

• Enzyme Immobilization

• Immunoassays

• Molecular Diagnostics

• Biosensors

• Cell Separation Research

• Surface Modification

• Biotechnology Research

• Life Science Research

Product Advantages

CSi60UM-10 Carboxyl Silica Microspheres combine excellent particle size uniformity, high purity and abundant carboxyl functional groups. Their 60 μm diameter provides excellent handling characteristics and a large reactive surface for efficient covalent coupling of antibodies, proteins, enzymes and peptides through standard EDC/NHS chemistry. These microspheres are widely used in immunoassays, biosensor development, molecular diagnostics and biotechnology research. Strict manufacturing standards ensure excellent batch-to-batch consistency and highly reproducible experimental performance.

Storage and Handling

• Store at 2–8°C.

• Do not freeze.

• Keep the container tightly closed.

• Gently invert before use.

• Avoid repeated freeze-thaw cycles.

• Protect from direct sunlight.

• Use clean laboratory equipment during handling.

Customization Service

SANYU GROUP provides customized carboxyl silica microspheres including:

• Customized particle sizes

• Customized solid content

• Carboxyl group density adjustment

• Amino surface modification

• Epoxy surface modification

• OEM manufacturing

• Bulk production

• Custom packaging

Frequently Asked Questions (FAQ)

What are Carboxyl Silica Microspheres?

Carboxyl Silica Microspheres are monodisperse silica particles with carboxyl (-COOH) functional groups on their surfaces for efficient covalent coupling of biomolecules.

What is the particle size of CSi60UM-10?

CSi60UM-10 has a nominal particle diameter of 60 μm, providing excellent particle size uniformity and stable dispersion.

How are biomolecules coupled to CSi60UM-10?

The surface carboxyl groups can be activated using standard EDC/NHS chemistry, enabling stable covalent attachment of antibodies, proteins, enzymes, peptides and nucleic acids.

What applications is CSi60UM-10 suitable for?

It is widely used for antibody immobilization, protein conjugation, enzyme immobilization, immunoassays, biosensors, molecular diagnostics and biotechnology research.

How should CSi60UM-10 be stored?

Store at 2–8°C, avoid freezing, keep the container tightly sealed and gently invert before use to maintain optimal dispersion stability.al dispersion stability.