Brightwell Refractometer Calibration 250ml

1.0264 Specific Gravity
1.3394 Refractive Index
35 ppt Salinity
53 uS/cm at 25 deg c

Overview

Brightwell Aquatics Aquarium Reagents Refractometer Calibration Standard is designed to provide an accurate reference for the calibration of seawater refractometers, hydrometers and other density measuring equipment.