DR201 Digital Salt Refractometer Salinity Specific Gravity Meter 0~28% Refractometer Food Salt Content Tester Sodium Chloride NaCl, DR201

feature
The device is standardized and accurate and easy to read. Digital displays are fast and easy to read.
Product specifications
1. Apply sugar
Sodium chloride NaCl
salinity
salinity
proportion
Refractive index
2. Measurement range:
Salinity: 0.0~28.0%
Salinity: 0~280‰
Proportion: 1.000~1.217
Refractive index: 1.3330-1.4200nD
3. Salt absorption
Salinity: 0.1%
Salinity: 1‰
Specific gravity: 0.001
Refractive index: 0.0001nD
4. Accuracy
Salinity: ±0.2%
Salinity: ±2‰
Specific gravity: ±0.002
Refractive index: ±0.0003nD