Advanced Nutrients pH-Down Fertilizer， 1 L<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Lowers the PH level to allow your plant to uptake more nutrients</li><li>Great for hydroponics， sphagnum moss， coco coir， Rockwool， aeroponics， soil， and other types of plant growth media</li><li>Advanced Nutrients pH products are carefully-manufactured pure concentrates that are pharmaceutical grade</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51VIudJGhVL.jpg" noproxy>