Industrial Test Systems WaterWorks 480115 5-Way Water Check, 30 Seconds Test Time (Pack of 30)
$5.50
Description
Total Hardness: 0, 25, 50, 120, 250, 425 ppm (mg/L).Total Chlorine: 0, 0.5, 1, 2, 4, 10 ppm (mg/L).Free Chlorine: 0, 0.5, 1, 2, 4, 10 ppm (mg/L).Total Alkalinity:0, 40, 80, 120, 180, 240 ppm (mg/L)
