Table 2.

Comparison of 2019-nCoV CDC EUA (IDT), COVID-19 Nucleic Acid Test Kit (eDiagnosis), and 2019-nCoV Nucleic Acid Diagnostic Kit (Sansure Biotech)

SARS-CoV-2 RT-PCR kit (company/country)	Viral gene targets	LoD observed (promised by the manufacturer)	EUA
2019-nCoV CDC EUA (IDT)	N1, N2	1,000 viral copies/mL	FDA
COVID-19 Nucleic Acid Test Kit (eDiagnosis)	N, ORF1ab	500 viral copies/mL (500 viral copies/mL)	C-CDC
2019-nCoV Nucleic Acid Diagnostic Kit (Sansure Biotech)	N, ORF1ab	1,000 viral copies/mL (200 viral copies/mL)	FDA C-CDC

C-CDC = Chinese CDC; EUA = Emergency Use Authorization; FDA = Federal Drug Administration; LoD = limit of detection.