CNYST Laboratory ABBE Refractometer Digital Abbe Refractometer with Measuring Range Refractive Index (nD) 1.30000-1.72000 Brix 0-100% 500 Sets Date Storage RS232 USB Interface Color Touch Screen Rotary Rotating Mixer Shaker ◆Integrating Function:YES

◆Integrating Function:YES

Storage temperature range:-20℃~45℃

Battery capacity: 3

CNYST Hydrogen Gas Detector Portable Hydrogen Leak Monitor with Range 0-1000ppm Resolution Ratio 1ppm  L-Alarm 50ppm H-Alarm 150ppm Visual Audible Alarm for Detecting Gas of Warehouse for Hydrogen Gas Leakage Detection

twelve tubes

CNYST Laboratory ABBE Refractometer Digital Abbe Refractometer with Measuring Range Refractive Index (nD) 1.30000-1.72000 Brix 0-100% 500 Sets Date Storage RS232 USB Interface Color Touch Screen Rotary Rotating Mixer Shaker ◆Integrating Function:YESAbout this item: Application Areas Measurement of refractive index nD of transparent or translucent liquid and solid substances Object to be measured Measurement of the Brix of sugar solution Object to be measured Automatic correction of the effect of temperature on the Brix Widely Application Areas Prism made of hard glass Areas of strengths It works with 589nm wavelength and uses LED as light source. Applications This instrument can measure the