Extech CL203 Chlorine Meter Reagents Lab, 6 ct, 7681 11 0, 30 40% Concentration, Reagent, Tablet, Pk100 45L257 Rubber inserts keep spark plugs Rubber inserts keep spark plugs centered to help prevent damage Door Type Solid No Dosing Equipment is Required CAS Number 7681 11 0 Compatible Product Type CL200 Chlorine Meter Chemical Grade Lab Form Tablet Shelf Life 36 mo Volume 6 ct Concentration 30 40% Application Extech CL200 Chlorine Meter Container Material Plastic Compatible Manufacturer Model Number CL200 REMOVE Previous PI Node Reagents and Refills Container Type Pouch For Use With Extech CL200 Chlorine Meter Sub Category Reagents Product Type Chlorine Meter Reagents Chlorine Special Information Foil Packaging Provides a Very Stable Environment with a Long Shelf Life