Salinity Refractometer à¤Ã×èͧÇÑ´¤ÇÒÁà¤çÁ ã¹¹éÓ·ÐàÅ ãªéã¹ÍصÊÒË¡ÃÃÁ¡ÒÃà¾ÒÐàÅÕé§ÊѵÇì¹éÓ ÃØè¹ PR-100SA à¤Ã×èͧÇÑ´¤ÇÒÁà¤çÁ PR-100SA Digital Refractometer for Salinity The salinity per mill (‰) of seawater can be measured with only a small quantity of sample and with a simple procedure. The temperature is automatically corrected, so that it is not necessary to worry about the temperature of samples. The PR-100SA is used in the aquaculture industry to measure the salinity per mill (‰) of seawater or artificial seawater. Equipped with a new technology "External-Light-Interference" (ELI) * that enables you to take accurate measurements with ease and confidence near at a window or outside. * Patent Pending Specifications Model PR-100SA Cat.No. 3488 Scale Concentration of salinity Measurement Range Concentration of salinity : 0 to 100‰ Resolution Concentration of salinity : 1‰ Measurement Accuracy Concentration of salinity : ±2‰ Temperature compensation range 5 to 40°C (Automatic Temperature Compensation) Ambient Temperature 5 to 40°C Power Supply 006P dry battery (9V) International Protection Class IP64 Dust-tight and Protected against splashing water. Dimensions & Weight 17×9×4cm, 300g (Main Unit only) Options * Calibration Certificate : Contact an ATAGO representative for details. Atago PR-100SA Refractometer Salinity Refractometer à¤Ã×èͧÇÑ´¤ÇÒÁà¤çÁ