Tube refill packs provide a fast and easy-to-use solution to refill storage racks with 2D coded, alphanumeric or plain storage tubes. The tube refills are also environmentally friendly – customers can simply refill their current storage rack, thereby reducing their non-renewable plastic waste. To use, simply place the refill pack containing 96 new tubes in a storage racks and push the refill carrier down. The tubes can then be retrieved as usual. Manufactured from high-medical-grade polypropylene in a fully automated class 7 cleanroom environment ensures the tube refill packs exhibit product consistency, near zero contaminants and compliance with US and European Pharmacopoeia tests.