Secretory Immunoglobulin A (sIgA)

Product Name Secretory Immunoglobulin A
Source Human Colostrum
Catalogue Number 527-55
Purity > 95% (SDS-PAGE)
Form Lyophilized
Protein Reported in mg/vial (A278 E0.1%=1.26)
Cross-Reactivity Non-reactive with antisera to human albumin, IgD, IgE, IgG, IgM, and lactoferrin (IEP)
Formulation Lyophilized from 20 mM sodium phosphate and 150 mM sodium chloride, pH 7.4.
Related Products 340-13 - IgA antigen from human plasma - Liquid
340-12 - IgA antigen from human plasma - Lyophilized
340-35 - IgM antigen from human myeloma plasma
Storage -20°C
Recertification 3 years
Infectious Disease Testing Negative or non-reactive at the donor level for anti-HIV 1 and 2, anti-HCV and HBsAg by FDA approved methods.
Synonyms sIgA
Molecular Weight ~385,000