>95% as determined by SDS-PAGE.
>90% as determined by SEC-MALS.
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 . Normally trehalose is added as protectant before lyophilization.
Contact us for customized product form or formulation.
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 RBD Broadly Neutralizing, Human IgG4 on SDS-PAGE under reducing (R) condition. The gel was stained overnight with Coomassie Blue. The purity of the protein is greater than 95%.
The purity of Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing, Human IgG4 (Cat. No. SPD-M402a) is more than 90% and the molecular weight of this protein is around 130-160 kDa verified by SEC-MALS.
Immobilized SARS-CoV-2 Spike Trimer, His Tag (B.1.1.529/Omicron) (Cat. No. SPN-C52Hz) at 2μg/mL (100μL/well) can bind Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG4 (MALS verified) (Cat. No. SPD-M402a) with a linear range of 0.2-6 ng/mL (QC tested).
Please contact us via TechSupport@acrobiosystems.com if you have any question on this product.
Price(USD) : $380.00
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