Adjust & Calibrate

Nutri+ pH down 1L (34% phosphoric acid)

$15.00

Nutri+ pH down 4L (34% phosphoric acid)

$45.00

Nutri+ pH up 1L (34% potassium hydroxide)

$15.00

Florasol pH 4 calibration solution 500 ml

$10.00

Florasol pH 7 calibration solution 500 ml

$10.00

Florasol pH Pen Storage solution 500 ml

$10.00

Grotek 1000 ppm solution 500 ml

$10.00