Product Introduction 7-deaza-dGTP (7-deaza-2′-deoxyguanosine 5′-triphosphate) is supplied as a 5 mM solution in Milli-Q® water as a lithium salt The nucleotide concentration is determined by measurements of absorbance at 257 nm Bioz Badge Exists : True Catalog # Size Concentration N0445S 0.3 µmol 5 mM N0445L 1.5 µmol 5 mM