Ribonucleotide Triphosphates (rNTPs) are provided in individual tubes (500µl each at 10mM [Cat.# P1132, P1142, P1152, P1162] or 400µl each at 100mM [Cat.# E6011, E6021, E6031, E6041]) and qualified for use with RiboMAX™ Systems. The rNTPs are supplied in Nuclease-Free Water. Purity is verified by HPLC analysis.