Protein A-HRP

The purified Protein A is supplied as either 1.0 mg or 5.0 mg in lyophilized form. No BSA, preservatives or amine-containing buffer salts have been added. Store up to one year at -20 °C; or after reconstitution in phosphate buffered saline to highest concentration possible, store up to one month at 2-8 °C. <br> Protein A-HRP conjugate is supplied as 1.0 mL of stock solution in 50% glycerol/50% PBS, pH 7.4. No other preservatives have been added. Store at 2-8 °C or long-term at -20 °C. <br> Reagents are stable for the period shown on the label if stored as directed.

Protein A binds the Fc portion of human IgG1, IgG2, IgG3 (weakly), IgG4, and mouse IgG1 (weakly), IgG2a, IgG2b, and IgG3. Protein A also binds IgG from monkey, rabbit, pig, guinea pig, dog, and cat.