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Superior Contaminant Removal:
but dsDNA runs faster with TAE buffer
It is a white crystalline solid with a melting point of 154-155°C
USP grade gentamicin
Polymyxin B sulfate Other Gels Superior Contaminant Removal:Description Polymyxin B sulfate: Polymyxin B sulfate (PMB) is a strongly cationic cyclic polypeptide antibiotic isolated from fermentation of Bacillus polymyxa. PMB is a variable mixture of B1 and B2 (predominantly B1). Polymyxins combine with cell membranes and disrupt normal permeability to small molecules. Polymyxin B and the other polymyxin antibiotics act primarily by binding membrane phospholipids and disrupting the cytoplasmic membrane,
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