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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: MET-5070
Detection sensitivity limit of 1.56 µM glycine
Suitable for use with lysates, serum, plasma, saliva and urine
Glycine standard included
Measures only free glycine; will not detect glycine in peptides or proteins
Catalog Number: MET-5121
Detect calcium concentrations as low as 15 µM
Suitable for serum, plasma, urine, and cell or tissue lysates,
Calcium standard included
Catalog Number: MET-5158
Detection sensitivity limit of approximately 1.5 µM Methionine
Suitable for use with lysates, serum, plasma, urine and culture supernatants
Methionine standard included
NOTE: Each sample replicate requires 2 assays for proper data calculation.