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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
high quality stainless steel & copper air manifold with individually controllable air outlets
and improve fertility and fruit yields by increasing nutrient uptake and availability
PCS P-50 Base Lock
Highly Concentrated
Use Cali Pro Grow A & B during the vegetative stage and Cali Pro Bloom A & B during flowering
GroStar pH calibration kit (pH 4/7/10, 8 oz. each) high quality stainless steel &GroStar 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
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