Industrial Test Systems Test,0-10 ppmNitrite,0-50ppmNitrate,PK50 480009

Test strips, test form strip, test type test strips, testing parameter one nitrate, nitrite, parameter measurements included 0 to 10 ppm nitrite, 0 to 50 ppm nitrate, number of tests 50, ph resolution not applicable, the test detects for nitrate, nitrite, parameter five measurements included not applicable, parameter four measurements included not applicable, parameter three measurements included not applicable, parameter two measurements included 0 to 10 ppm nitrite.

Nitrate (as N): 0, 0.5, 2, 5, 10, 20, 50 ppm (mg/L) Nitrite (as N): 0, 0.15, 0.3, 1, 1.5, 3, 10 ppm (mg/L) Made in USA