SGW®-756 Automatic Refractometer (Temperature Control), 100V~240V, 50/60Hz, 100w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3271-LGZ)
SGW®-733 Automatic Refractometer (Temperature Control), 220V±22V, 50Hz±1 Hz, 50w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3272-LGZ)
SGW®-732 Automatic Refractometer (Flow Cell), 220V±22V, 50Hz±1Hz, 30w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3273-LGZ)
SGW®-731 Automatic Refractometer, 220V±22V, 50Hz±1Hz, 30w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3274-LGZ)
WYA-3S Digital Abbe Refractometer (LED), 220V±22V, 50Hz±1Hz, 30w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3275-LGZ)
WYA-2S Digital Abbe Refractometer, 220V±22V, 50Hz±1Hz, 30w, Shanghai INESA Physico-Optical Instrument Company Limited(CAT#-STEM-AIAE-3276-LGZ)