Description: 1.0% Tryptone, 0.5% yeast extract, 1.0% NaCl. Kanamycin-50 Each tube contains 3.0ml of broth. Pack of 25 tubes in a reusable rack. Application: For plasmid DNA minipreps. LB is packaged in snap-cap culture tubes that can be used to both grow cells and centrifuge them once they are grown. Shipping Conditions: Room Temperature Storage Conditions: Room Temperature