Large Scale Plasmid DNA Prep-level 1: This is one large scale plasmid DNA preparation service. Depending on the nature of plasmid, up to 2000µg of endotoxin-free, super high quality plasmid solution will be delivered.For special requirement of service on your plasmids and for best price, please contact us via email: info@lamdabio.com or call us at 1-800-631-5009.Quality Control: Super coiled content A260/280 ratio Residual RNA Genomic DNA Restriction analysis