dTTP (2’-deoxythymidine 5’-triphosphate) is supplied as 100 mM aqueous solution at pH 7.0. dTTP (2’-deoxythymidine 5’-triphosphate) is supplied as 100 mM aqueous solution at pH 7.0. Features: 1.Greater than 99% purity confirmed by HPLC 2.Free of Human and E.coli DNA 3.Highly stable