Tetramethyl Ethylene Diamine (25 mg) (N1,N1,N2,N2-tetramethylethane-1,2-diamine),
https://www.genesapiens.org/shop/rw2-1a00400-tetramethyl-ethylene-diamine-25-mg-n1-n1-n2-n2-tetramethylethane-12-diamine-307133
https://www.genesapiens.org/web/image/product.template/307133/image_1920?unique=8d831b8
This Tetramethyl is guaranteed a Ethylene with the use of Diamine and directly supplied to your lab by Gentaur's warehouse.
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%20(N1,N1,N2,N2-tetramethylethane-1,2-diamine),?unique=8d831b8)