Phosphate Buffered Saline
PB1 is a well-tested formulation of buffers and salts designed to effectively balance the pH without disrupting antibody-sandwich ELISAs and antigen-down ELISA binding reactions.
Related:
Coat the plate: Plate Coating Buffers
Block the plate: ELISA Blocking Buffers
Dilute the sample: ELISA Sample Diluents
