DR202 Digital Sea Water Refractometer Seawater Salinity Meter Specific Gravity Range 0100 Chlorinity 0~57 Refractometer

DR202 Digital Sea Water Refractometer Seawater Salinity Meter Specific Gravity Range 0―100‰ Chlorinity 0~57‰ Refractometer
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. Accuracy rate
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
Package included
1X digital refractometer
1X clean cloth
1X manual
1x box