Apera GroStar pH Calibration Kit pH 4/7/10 HGC749330 Mother Earth Groundswell Performance Soil

Mother Earth Groundswell Performance Soil helps create an ideal environment for fast-growing annuals

and blue wavelengths to deliver vigorous growth and optimize flower development

The vertical airflow results in an optimal uniform microclimate at plant level

and are compact and built to last

A firm outer casing offers impact reduction for your Meter

Apera GroStar pH Calibration Kit pH 4/7/10 HGC749330 Mother Earth Groundswell Performance SoilGroStar by Apera pH calibration kit (pH 4 7 10, 8 oz. each) Kit Includes: (1) pH 4. 0 calibration solution 8 oz. (1) pH 7. 0 calibration solution 8 oz. (1) pH 10. 0 calibration solution 8 oz. pH measuring equipment must be cleaned and calibrated regularly to ensure accurate readings High accuracy (0. 01 pH): standardized against NIST Certified pH references within 0. 01 pH at 25C (77F). ideal for the calibration of all pH meters Color coded, double