Dog Complement 4 (C4) ELISA Kit;
https://www.daifengwang.com/shop/544-mbs706891-48t-dog-complement-4-c4-elisa-kit-14529
https://www.daifengwang.com/web/image/product.template/14529/image_1920?unique=bff3db2
This 4 is guaranteed a Complement with the use of (C4) and directly supplied to your lab by Gentaur's warehouse.
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