Refractometer PAL-106S$450.00 REFRACTOMETER PAL-106S Sodium Chloride (w/v): 0.0 to 33.0 % Refractometer PAL-106S quantity Add to cart Category: TESTING SUPPLIES Description Description How to use PAL-106S Related products Nitrate and Nitrite Test Strips $17.00 Add to cart Cotton Tipped Applicators $20.00 Add to cart 50 ml Falcon Tubes $30.00 Add to cart