Ribonucleotide Solution Mix is a buffered equimolar solution of ribonucleotide triphosphates: rATP, rCTP, rGTP and rUTP, pH 7.5 as sodium salts. The NTPs are also available as Ribonucleotide Solution Set . Supplied as: Sodium salts, pH 7.5 Reagents Supplied (small): NTP Mix (25 mM of each) 0.4 ml Reagents Supplied (large): NTP Mix (25 mM of each) 5 x 0.4 ml Diluent Compatibility: Can be diluted using nuclease-free water