1,4-Diaminobutane
http://www.cosmoscience.org/shop/fm-3b-d0239-14-diaminobutane-24841
http://www.cosmoscience.org/web/image/product.template/24841/image_1920?unique=a949447
Also known as putrescine, used in polymer synthesis, biochemical studies, and organic synthesis. High purity and reliability. 25g
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