KEM Portable Refractometer
Type and model; RA-130 Portable Refractometer Measuring method; Optical detection of critical angle with Na-D line Measurement objects; Liquids such as water solution like fruit juices or soft drinks and organic solvents Measuring range: nD: 1.32 ~1.50 Brix: 0 ~ 85% HFCS42: 0~76% HFCS55: 0~80% Accuracy nD: ±0.0005 Brix: ±0.2% HFCS42 /55: ±0.2% Resolution nD: ±0.0001 Brix: ±0.1% HFCS42 /55: ±0.1% Temperature range: 10~40 degree C Display contents: Refractive index, Temp. comp. RI, Brix, HFCS42, HFCS55 and Temperature ( C/ F) Sample number, Data storage, Data output, Data deletion, Battery alarm and the like Temperature compensation: Up to 10 kinds of input for temperature compensation coefficients of measured samples and Compensation temperatures Data storage: 1,100 measurement results External output: Computer or printer (either, not both) can be connected IrDA connection is standard supplied RS232C connection requires optional RS converter for infrared (#029-0007) Weight: Approx. 200g Power source: DC 3V (2 x 1.5V alkaline AAA dry cells) Battery life: 60 hours (one measurement in one minute) Two ways selective – Dipping or Dripping method available