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The CenturionPro Original and Silver Bullet are the best industrial trimmers on the market
Ordering Information HI98100 is supplied with HI1271 pH electrode
Stonewool Block
a natural source of potassium mined from ancient sea beds in the American southwest
Grow Natural 3-1-3
Dyna-Gro pH-Down 1 Qt. hydro-systems The CenturionPro Original and SilverpH Up and pH Down are supplements used to adjust your water and nutrient solutions to the proper pH range for plants. Most plants prefer a pH range of 6. 2 to 6. 8. pH levels that are too low or too high can result in release of or tying up of minerals in soils that can lead to toxic levels or deficient levels of various elements.
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