Description

Complement 4B CAS NO 80295-50-7 is a high-purity biochemical reagent essential for research and diagnostic applications in immunology and complement system studies. Its primary value lies in its defined activity and specificity, enabling precise experimental outcomes in complex biological assays. This product is critical for pharmaceutical R&D laboratories, clinical diagnostic kit manufacturers, and academic institutions conducting research on immune pathways and inflammatory diseases.

Application

• Immunological Research: Used as a key component in in vitro studies of the classical and lectin complement pathways.
• Diagnostic Assay Manufacturing: A critical raw material for producing enzyme-linked immunosorbent assays (ELISA) and other immunoassays that detect complement activation.
• Biopharmaceutical Development: Employed in quality control and functional characterization of therapeutic antibodies and other biologics that interact with the complement system.
• Clinical Laboratory Testing: Utilized in specialized clinical labs for complement deficiency profiling and monitoring of autoimmune diseases.
• Cell-Based Assays: Applied in research involving complement-dependent cytotoxicity (CDC) to evaluate therapeutic efficacy.

Basic Information

Product Name	Complement 4B
CAS No.	80295-50-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C4b; Complement Component 4b; C4b Complement Protein; C4b Fragment; Activated Complement C4b; Complement 4b Fragment; Human Complement C4b
EINECS	Contact for details

Quality Control

Our Complement 4B CAS NO 80295-50-7 is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, defined functional activity, and consistency. Specifications are aligned with research-grade biochemical standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, activity, and safety data is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below. This product is hygroscopic (moisture-sensitive). For long-term stability, store desiccated. Avoid repeated freeze-thaw cycles. Handle under controlled conditions to maintain activity.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (Functional Assay)	Conforms
Purity (SDS-PAGE)	≥ 90%
Protein Content	≥ 95% of total weight
Endotoxin	< 1.0 EU/mg
Solubility	Soluble in appropriate buffered saline
Biological Activity	Defined by functional assay; COA provided

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.