... : 57mm thermal printer6.Interface:Standard RS232 serial interface7.Calibration: fully automatic calibration8.Condition: temperature: 15-35°C, humidity:10-85%9 ... , occult blood, bilirubin3.Urobilinogen, ketone4.Specific gravity, Leukocytes5.Ascorbic Acid SEMI-AUTOMATIC URINE ANLYZER