TransforMax EPI300-T1R Electrocompetent E. coli, 20 ReactionsTransforMax EPI300 T1R Electrocompetent E. coli are supplied as 10 x 100 L aliquots, with CopyControl Induction Solution and pUC19 Control DNA (100 pg L). Clone large inserts in standard plasmids, avoid T1 and T5 phage contamination, and control copy number of CopyControl vectors. Key Features Standard cloning for large inserts and T1 phage resistance Avoid phage contamination with tonA mutation for resistance to bacteriophages T1 and T5. Clone large