Product Name: COVID-19 Antibody IgG/ IgM Rapid Test Kit Brand: Wondfo Sample type: Whole blood, serum and plasma Storage Condition: Store as packaged in the sealed pouch at the temperature (4-30鈩?or 40-86鈩?. Period of Validity: 6 months. website:http://www.rapidtestcn.com/covid-19-test/antibody-test/