Human IgE, Myeloma Isotype IgE Form Liquid Formulation In 150 mM NaCl, 15 mM potassium phosphate buffer, pH 7.4. Preservative ≤0.1% sodium azide Avoid freeze/thaw 是的 Purity Single arc by immunoelectrophoresis against antiserum to whole human serum and human IgE Source Prepared from plasma that was shown by certified tests to be nonreactive for HBsAg and for antibodies to HCV, HBc, HIV-1 and HIV-2. 商店和运输信息 Storage -20°C Ship Dry Ice Only Standard Handling