Molekula

IgA (Immunoglobulin Alpha Heavy Chain) (B-Cell Marker)

SKU 90037597 CAS 89957-37-9 Available on enquiry

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch

IgA (Immunoglobulin Alpha Heavy Chain) is a protein used as a B-cell marker in immunohistochemistry and flow cytometry to identify and study B-cell populations. It is a key component of the immune system, primarily found in mucosal areas and secretions. Catalogue number: 89957-37-9. Molekula supplies IgA (Immunoglobulin Alpha Heavy Chain) (B-Cell Marker) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.

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Overview

SKU: 90037597
CAS Number: 89957-37-9

Frequently asked questions

What is IgA (Immunoglobulin Alpha Heavy Chain) used for?

IgA is primarily used as a B-cell marker in research applications, including flow cytometry, immunohistochemistry, and cell sorting to identify and study B-cells in immunological research.

What is the chemical formula and molecular weight of IgA?

IgA is a glycoprotein, and its exact chemical formula varies by species and subclass; however, the **CAS 89957-37-9** refers to the human IgA heavy chain, which typically has a molecular weight of **~55–70 kDa** (depending on glycosylation).

What grade of IgA is available from Molekula?

Molekula supplies **research-grade IgA** suitable for laboratory applications, including monoclonal antibodies for B-cell marker studies.

Can Molekula supply IgA in bulk quantities?

Yes, Molekula can provide IgA in bulk for research purposes—please contact us to discuss specific quantities and requirements.

What documentation comes with an IgA order?

Each order includes a **Certificate of Analysis (CoA)** with batch-specific data, such as protein concentration, purity, and functional testing where applicable.

Related products

Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.