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Catalog Number: STA-382, MET-5180
Detects as low as 0.78 mg/dL urea (colorimetric) or .098 mg/dL urea (fluorometric).
Measures urea levels within urine, serum, plasma, cell lysates, or tissue homogenates
Provides sufficient reagents to perform up to 200 assays, including blanks, urea standards and unknown samples
Catalog Number: VPK-5003, VPK-5003-5
Measures the Hepatitis B “e” antigen (HBeAg) in purified virus or unpurified viral supernatant
Detection limit of approximately 150 pg/ml
HBeAg standard included
Video: Color Development in an ELISA
Catalog Number: VPK-5155, VPK-5155-5
Measures the spike protein (S1 subunit) of SARS-CoV-2
Detects concentrations as low as 31.3ng/ml of the spike protein S1
Recombinant SARS-CoV-2 spike protein S1 standard included