美国 Chart-MVE   
美国 Chart-MVE是一家生产液氮储存系统的专业厂家，生产液氮储存设备有近四十年的历史，产品种类齐全，性能优异，是实验室和各种临床机构液氮冻存和样本冻存运输必备的产品。从传统的 -196℃液态氮保存罐到最新的 -150℃或-190℃气态氮冻存保存罐，各种型号均可选，还可以组建大型液氮冻存工作站。
MVE Biological Systems is the leading supplier of products for freezing, long-term storage and distribution of biological materials. For more than thirty years, MVE has led the field with industry standard setting cryopreservation technology. Our latest -190 liquid nitrogen vapor storage freezers provide the highest level of sample security. Supporting biomedical applications such as assisted reproduction, oncology research, immunology, gene therapy and banking of tissue, bone marrow, stem cells and cord blood.