ABSTRACT

These are generally supplied either: • In liquid form, at pH 7, in ultrapure water

or in lyophilized form or

Their degree of purity, as given by the manufacturers, is generally

>

98%. • Separately (dATP, dCTP, dGTP, dTTP), or

in equimolar mixtures

In liquid form, dNTPs are supplied at a concentration of 100 m

M

.