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Specifications

Clone Host Grade Applications Polyclonal Goat Affinity Purified E

Catalog #	I1903-58A
Applications	Suitable for use in ELISA. Other applications have not been tested.
Recommended Dilution	Optimal dilutions to be determined by the researcher.
Storage and Stability	May be stored at 4°C for short-term only. For long-term storage and to avoid repeated freezing and thawing, aliquot and add glycerol (40-50%). Freeze at -20°C. Aliquots are stable for at least 12 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
CAS Number	n/a
Clone Type	Polyclonal
Isotype	F(ab’)2
Host	Goat
Source	Human
Concentration	1.2 mg/ml (by UV absorbance at 280 nm)
Form	Supplied as a liquid in PBS, pH 7.6. No preservatives added. No stabilizing proteins added.
Purity	Purified by immunoaffinity chromatography using antigens coupled to agarose beads followed by solid phase adsorption(s) to remove any unwanted reactivities, pepsin digestion and chromatographic separation.
Immunogen	Human IgA a (alpha) heavy chain
Specificity	Assay by immunoelectrophoresis resulted in a single precipitin arc against anti-Goat Serum, Human IgA and Human Serum. No reaction was observed against anti-Pepsin or anti-Goat IgG F(c). Specificity was confirmed by ELISA at less than 1% cross reactivity against other human heavy or light chain isotypes.
Important Note	This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.