>95% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in PBS, pH6.0. Normally trehalose is added as protectant before lyophilization.
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
Anti-SARS-CoV-2 Spike S2 protein Antibody, Human IgG4 on SDS-PAGE under reducing (R) and non-reducing (NR) conditions. The gel was stained overnight with Coomassie Blue. The purity of the protein is greater than 95%.
Immobilized SARS-CoV-2 S2 protein, His Tag (Cat. No. S2N-C52H5) at 2 μg/mL (100 μL/well) can bind Anti-SARS-CoV-2 Spike S2 protein Antibody, Human IgG4 (Cat. No. S2N-S86) with a linear range of 0.12-2 ng/mL (QC tested).
Please contact us via TechSupport@acrobiosystems.com if you have any question on this product.
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