Nitrate High Reagent for AquaKing & EZ-Check, 0-100 mg/L, Shade of Pink End Point

Reagent Delivery System is easy, safe and accurate . . . the simplestto use in the industry.  Reagent vials are pre-measured andpre-filled . . . all you need to do is just add water.  Nomeasuring and mixing in the field reduces the chance for humanerror.  Nothing to contaminate the ground or come in contactwith eyes/skin and no breaking glass.  A fresh vial every timeyou test . . . available in boxes of 50 vials or trays of 250 vials, orbulk quantities.  For use with 92-2808 series AquaKingColorimeters and 92-2810 series EZ-Check Colorimeters.