Hanna GroLine Hydroponics pH Tester Philips the active ingredient in PFR-97

the active ingredient in PFR-97 20% WDG

Do not combine in dry or concentrate forms

This model has two outlets

Marine Cuisine is designed for flowers and vegetable gardens

clay pebbles

Hanna GroLine Hydroponics pH Tester Philips the active ingredient in PFR-97The HI98115 is a GroLine pH tester with advanced features for the measurement of pH in hydroponic nutrient solutions. The HI98115 is a very simple meter to operate with all functions including turning on off and calibration are performed with a single button. The HI98115 features a replaceable HI1271 pH electrode that can be changed when needed without having to buy a new meter. The HI98115 is supplied complete with a carrying case and calibration