The GenElute Mammalian Total RNA Purification Kit combines silica-membrane technology with a convenient spin column format for a rapid bind, wash, and elute method to prepare high quality total RNA - See more at: http://www.sigmaaldrich.com/life-science/molecular-biology/dna-and-rna-purification/mammalian-total-rna-miniprep-kit.html#sthash.mvCmnllF.dpuf