Kern® Analog Handheld Salinity Refractometer, “ORA”, Measurement of Sugar and Salt, Compact SizeWith Wide Application Scopes , 아날로그 휴대용 굴절계, 당도 및 염도 측정 > 굴절계
Kern® Analog Handheld Salinity Refractometer, “ORA”, Measurement of Sugar and Salt, Compact SizeWith Wide Application Scopes , 아날로그 휴대용 굴절계, 당도 및 염도 측정 > 굴절계