We certify that the quality of the Nucleofector™ Solution and Kits distributed by Lonza Cologne GmbH is not impaired by shipping the goods at room temperature. Quality is guaranteed at room temperature 4 weeks at least. We recommend keeping the Nucleofector™ Solution for longer storage at 4°C and the positive control DNA pmaxGFP at -20°C.

However, the standard shipment to all our customers around the world is completed at room temperature.