1.Digital salinity meter 2.0~28%,1.3330~1.3900RI 3.For ketchup, mayonnaise, pickle juice, salt water and brine,marine Digital Refractometer - Salinity The Digital Refractometer for Salinity are developed for measuring the concentration of ketchup, mayonnaise, pickle juice, salt water and brine. The DRS series proves themselves invaluable for agriculture, food processing and wildlife management. ...
