We supply high quality streptavidins. Please contact us to request a sample to test in your application.
|Product||Source||Tetramer size||Specific activity||Application|
|SA10||Native from Streptomyces avidinii||~52 kDa||≥ 14.0 U/mg||ELISA, conjugation|
|SA26||Recombinant gene from Streptomyces avidinii expressed in E. coli||~56 kDa||≥ 15.0 U/mg||Performs well in applications where streptavidin is immobilized|
from $ 360.00
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