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Ships within 48 hours · Estimated delivery Oct 15 - Oct 20
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GroStar GS1 pH Pen lighting systems kits Gold Label Coco A&B is Gold Label Coco A&B is a professional grade two part nutrient for the vegetative and flowering phase in coco and coco based substrates Engineered in an ISO 9001 certified facility • 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 Includes: pH 7 & pH4 calibration solution (50ml bottle each)
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