Step 1
Prepare sample solution to be tested.
Step 2
Insert unused test strip into Nitrachek Read-head to calibrate/zero strip, then close hatch.
Step 3
When meter reads GO
open & remove strips then carefully dip into your sample solution for 2-3 seconds, upon countdown of meter remove & vigorously shake off excess solution wait for 60 seconds (countdown timer on Nitrachek) for colour change.
Step 4
As countdown approaches 60 seconds (audible bleeps) 3, 2, 1, Insert activated test strip into Read-head (facing LEDs) and close hatch.
Measurement is automatic and results displayed immediately on the large LCD in ppm. Mg/l
Results in 60 seconds!
Results in 60 seconds! Measurement is automatic and the results displayed on the large LCD in ppm / Mg/l
Read out: = 99 ppm