SARS-CoV-2 (COVID-19) NSP9 Protein, His Tag Reference: RCOV03 SARS-CoV-2 (COVID-19) NSP9 Protein, His Tag is produced in E. coli and has a theoretical molecular weight of 13.2KD. This product is for research use only. Product is under validation for additional applications and indications. If you're interested, please contact support@bosterbio.com.