VISIT US AT Medlab 2021! Dear customers and business partners, we are looking forward to seeing you in Medlab, June 21–24! MORE. Board. SD BIOSENSOR’s STANDARD™ M products for SARS-CoV-2 diagnostic are not affected by Mutant virus. MORE. News. SD BIOSENSOR, 'SARS-CoV-2 Antigen Self Test Nasal' is available for sale across Europe. MORE.