FITC can bind to various antibody proteins.  After binding, the antibodies do not lose their specificity for binding to certain antigens and still have strong green fluorescence in alkaline solutions.  When acid is added, a precipitate is formed and the fluorescence disappears.

Host: Mouse/Goat

Isotype：Mouse IgG1/Goat  IgG

Purity: >90% (SDS-PAGE)

Applications: ELISA, RIA, CLIA and GICA

Advantages: High specificity, high affinity, and high batch-to-batch consistency