Available Options Extech RF41 Portable Battery Coolant/Glycol Refractometer Sale Price Price $109.60 Free Shipping
Available Options Extech RF40 Portable Battery Coolant/Glycol Refractometer w/ ATC Sale Price Price $109.60 Free Shipping
Available Options Extech RF20 Portable Salinity Refractometer with ATC, 0 to 100ppt Sale Price Price $109.60 Free Shipping