dNTP Mix, containing dATP, dCTP, dGTP, dTTP are supplied as 100 mM aqueous solution at pH 7.0. dNTPs are available individually as nucleotide mixes at convenient concentrations for direct use in PCR, reverse transcription, labeling and other applications • Greater than 99% purity confirmed by HPLC • Free of Human and E.coli DNA • Highly stable: - stable after multiple freeze-thaw cycles - 85-90% of dNTPs remain in triphosphate form after 30 cycles of PCR