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Catalog Number: STA-674, MET-5080
Detection sensitivity limit of 6.25 µM (colorimetric format) or 0.3 µM (fluorometric format)
Suitable for use with lysates, cell culture supernatants, serum, plasma, and urine
Glutamate standard included
Catalog Number: VPK-5004, VPK-5004-5
Measures the Hepatitis B surface antigen (HBsAg) in purified virus or unpurified viral supernatant
Detection limit of approximately 1 ng/ml
HBsAg standard included
Video: Color Development in an ELISA
Catalog Number: MET-5056
Measures only free branched chain amino acids; does not detect peptides or proteins
Detection sensitivity limit of 15.6 µM
Suitable for use with lysates, serum, plasma, urine, and food samples
L-Leucine standard included
Catalog Number: MET-5127
Suitable for use with tissue lysates, cell suspensions, serum and plasma
Includes glutamate standard and AST positive control
Catalog Number: VPK-5145, VPK-5145-5
Measures the nucleocapsid (N) protein of SARS-CoV-2
Detect concentrations as low as 1.25 ng/mL of the nucleocapsid protein
Recombinant SARS-CoV-2 Nucleocapsid protein standard included