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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-5133
Detect formate levels as low as 12.5 µM
Suitable for serum, plasma, urine, cell lysates, and cell culture supernatants
Formate standard provided for quantitation of unknown samples
NOTE: Each sample replicate requires 2 assays for proper data calculation.
Catalog Number: MET-5135
Detect concentrations as low as 23 nM
Suitable for serum, plasma, cell lysates, tissue homogenates, and food samples
Gentamicin standard included
Catalog Number: MET-5165, MET-5166
Detection sensitivity limit of 3.13 µM (colorimetric format) or 1.56 µM (fluorometric format)
Suitable for use with lysates, cell culture supernatants, serum, plasma, and urine
L-Glutamine standard included
NOTE: Each sample replicate requires 2 assays for proper data calculation.