... of Medical Disposable Nasal Oxygen Cannula 2. CE/ISO/FDA Marked Nasal Oxygen Cannula 3. Best cannula We are the Manufacturer of ... the Medical Disposable Nasal Oxygen Cannula.1. Made of clear, medical-grade PVC2. Size: Adult & ... NC1PSS COMPANY INTRODUCTION:Our company is a leading manufacturer in China, specializing in anaesthesia, respiratory care, emergency care, ICU ...