Ko te SARS-CoV-2 he β-coronavirus kua kapi, he porowhita, he porowhita te whānui, tata ki te 60~140nm, he maha ngā wā he pleomorphic, he rerekē te āhua mai i ngā āhuatanga ira tangata o te SARS-CoV me te MERS-CoV. Ko ngā tohu haumanu matua ko te kirika, te ngenge me ētahi atu tohu pūnaha, e haere tahi ana me te mare maroke, te poto o te manawa, me ētahi atu, ka tere te whanake hei niumōnia kino, te ngoikore o te manawa, te mate manawa nui, te ru septic, te ngoikore o te maha o ngā okana, e whitu. he mate pāwera waikawa-pūtake, ā, he morearea hoki ki te ora. Kua tautuhia a SARS-CoV-2 hei huarahi matua mō te tuku mā roto i ngā pata manawa (te tihe, te mare, me ētahi atu) me te pā atu (te kohi i te ihu me te ringa i te wā e pā ana ki te huaketo, te mirimiri kanohi, me ētahi atu). He tairongo a SARS-CoV-2 ki te ultraviolet me te wera, ā, ka taea te whakakore i te 56℃ mō te 30 meneti, me ngā whakarewa ngako-wairewa pērā i te ethylether, 75% etanoru, te patu huakita hauwai, te waikawa peracetica me te chloroform.