ELHII - ELISA grade human type II collag
https://www.cellclassifier.org/shop/445-2015-elhii-elisa-grade-human-type-ii-collag-13187
https://www.cellclassifier.org/web/image/product.template/13187/image_1920?unique=a46b659
This ELHII is guaranteed a - with the use of ELISA and directly supplied grade to your lab by Gentaur's warehouse.
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