Chemical test kit for the determination of free chlorine in the range 0 to 2.5 mg / l (ppm).

Chemical test kit for the determination of phosphate in the range 0-5 mg / l (ppm). 50 tests

Reagents for HI 3833 test kit (50 tests)

Chemical test kit for the determination of formaldehyde in the range 0:00 to 1:00% / 0.0-10.0%. 110 tests