GroStar GS1 pH Pen double-ended Digital ballast features low frequency

Digital ballast features low frequency

GREAT for flushing

Aquaponics is a revolutionary combination of the best of aquaculture and hydroponics-a fun and easy way to raise fish together with organically grown plants

Soul Grow-N nitrogen supplement was specifically crafted for the gardener who demands faster growth from high-performance fertilizers

Add 2-5 mL of Grow A per gallon of water during the vegetative growth phase

GroStar GS1 pH Pen double-ended Digital ballast features low frequencyIncludes: pH 7 & pH4 calibration solution (50ml bottle each), KCL storage solution (10ml bottle), lanyard and user manual Measures pH and temperature Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance Easy to use design and fast calibration adjustment Double junction replaceable probe, so you dont have to discard the entire pen when the probe reaches its end of life Large 3 color backlit screen gives