Bluelab pH 4.0 Calibration Solution 500 ml Great White in order to achieve a

in order to achieve a solid fertilizer base which can be used on it's own

25 ft length silver/black ducting packaged in an attractive box

Low battery indicator

By applying Terpenez to the substrate throughout the flowering/fruiting cycle one may encounter an overall increase in the intensity of the natural fragrances present in the garden

Application: Administer to nutrient solution from early on in the vegetative stage throughout the third week of flowering

Bluelab pH 4.0 Calibration Solution 500 ml Great White in order to achieve apH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Calibration Solutions should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened