Hanna Cal Check Solution, case of 25 grow-light-reflectors hydroponics and other gardens

hydroponics and other gardens

500K 23¼” x 13″ x 2¼” 6 lbs 25″ x 16″ x 4″ 8 lbs 1

Quillaja saponaria Extract

The GroGreen uses a dual-media system — KDF85 paired with Granulated Catalytic Activated Carbon — to tackle a broad spectrum of contaminants in a single pass

adjust settings and calibrate by a simple push of a button

Hanna Cal Check Solution, case of 25 grow-light-reflectors hydroponics and other gardensThese sachets are for use with the Hanna HI9813 6 GroChek portable pH TDS EC Temp meter, which utilizes the Cal Check Solution to determine whether the probe is in need of cleaning or replacement. The sachets should only be used once, then discarded, in order to avoid contamination and improper readings.