or
Invitrogen Human NTBA/SLAMF6 ELISA Kit, Quantity: 5 x 96 Tests, Conjugate: Biotin, For Use With: Colorimetric Microplate Reader, Sample Type: Serum, Plasma, Cell Culture Supernatants (CCS), Assay Range: 0.05 to 10 ng/mL, Interassay CV: <12%, Intraassay CV