Moisture Proof Test Paper Drum is perhaps one of the most important pieces of equipment in the field of sample preservation. The drum employs advanced moisture barrier technology to keep samples free from humidity and other potential environmental threats. Doing so enables the integrity of the diagnostic sample to be retained, assuring the accuracy of the results. Simple to use, it does not bind to a particular sample category allowing many diagnostic tests to be performed and making it very handy for laboratories and healthcare providers around the world Safe business practices ensure that Jiangsu Changfeng Medical Industry Co., Ltd. provides you with the appropriate health management solutions.