Nature strepavidin from mg to grams with low price

Nature Streptavidin is purified to a high degree from fermentations of  Streptomyc avidinii and has a molecular weight of 52 kDa (also known as ‘core’ streptavidin). The specific activity of this product  is ≥14.0 U/mg protein, the product is supplied as lyophilized powder.