Apr 2, 2017 · As for the chemistry, pH down is just an acid (phosphoric acid). When you add it, it acidifies the medium and thus drives the pH Down. It's as simple as that. And your plants like …

Sep 18, 2011 · Citric acid for pH down (baking stores, health food shops), and potassium bicarbonate (brew / wine making stores) for a pH up, both of these can be had for a few bucks …

Apr 4, 2016 · Tap water @ 110ppm ph down to 5.9 after nutes added .. usually about 22-25 drops of the nf ph down to 10L. about to swap to the phosphoric acid. I was adding grotek calmax …

Aug 27, 2018 · Yes you can but I would not recommend doing so. Phosphoric, nitric and sulfuric acid will all work as ph down. Food grade phosphoric acid is the best choice when using DIY …

Aug 13, 2013 · ph down will have a bit longer staying power then vinegar. are you running mutiple strains or is it all the same strain. if so some may feed differnt then others. worse case you can …

Jul 26, 2020 · Why not just get PH Down? The challenge with vinegar and/or lemon juice is that the acetic acid and citric acid are not stable so require frequent adjustment of PH. The acid …

Jun 13, 2009 · Citric acid as pH down in DWC = completely unstable. Even while adjusting it I found it was susceptible to mad swings... "bounce". I read it's a source of carbon which feeds …

May 29, 2019 · Depends how much ph down you are using. It's a pretty complex questions with a lot of variables. I personally use a fertilizer that gives me a breakdown of the nutrients in ppm …

May 18, 2010 · And use diffrent PH adjusters for diffrent amounts..I like The local Hydro store up and down for my 1 gallon mixes..but my Large bins i use "pool and spa" its a dry powder and …

Jul 14, 2020 · Gen Hydro pH products are the weakest garbage I've ever used. Advanced Nutrients pH down and Emerald Harvest pH down are the strongest I have found yet. I mean …