M.B Instruments manufactures Blood Bank Refrigerator. M.B Instruments is an ISO 9001-2000 certified company. The Company also manufactures and supplies scientific laboratory equipments/instruments, laboratory glassware, biology lab equipments, biology lab instruments, surgical instruments and medical instruments for colleges, medical colleges, medical hospitals, research department, universities and industries under the brand name of `Malhotra Brothers`. The Blood Bank Refrigerator, Model MB-522, is mounted on a sturdy angle frame. The Blood Bank Refrigerator has inner chamber made of stainless steel and outer chamber made mild steel which is duly enamel painted. The Blood Bank Refrigerator has temperature maintained within 4 Degree C to 6 Degree C for storing blood bottles or blood bags. The temperature is controlled by digital indicator-cum-controller which triggers the audio visual alarm in the event of fluctuation exceeding permitted tolerance. This Refrigerator is fitted with door operated alarm and power supply failure alarm and also provided with drawers for holding bags/bottles.