
Drop Test, Hydrogen Peroxide, 1 drop=0.5 or 1%

Drop Test, Chlorine, 1 drop=1 ppm
INSTR,DT,ALK(HYDROXYL),DR=10 PPM
was $0.91 Special Price $0.82
INSTR,DT,ALK(HYDROXYL),DR=10 PPM (1 per EA )
Manufacturer: Taylor Technologies
INSTR,DT,ALK(HYDROXYL),DR=10 PPM is available to buy in increments of 1