Feature●Accurate reference for the calibration of seawater refractometers, hydrometers & other density measuring equipment●35 ppt Salinity●1. 0264 Specific Gravity●1. 3394 Refractive Index●53 uS/cm at 25 deg c●Included Components: Refractometer And Hydrometer Calibration StandardDescription
Accurate reference for the calibration of seawater refractometers, hydrometers & other density measuring equipment35 ppt Salinity1. 0264 Specific Gravity1. 3394 Refractive Index53 uS/cm at 25 deg c