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[APD] Free online calculator for ADA, EI, PMDD, DIY ferts, and most anything under the sun

Hi!  I'm spreading around an update to the calculator at

It has these features:

* Support for more than 25 compounds/DIY fertilizers.
* Support for ADA, RootMedic, Pfertz, Seachem, and Tropica premixed
* Calculates all macro and micronutrients.
* Calculates dosing for the three most popular DIY methods (EI, PPS-Pro, and
* Graphs and compares your results vs those methods.
* Friendly input: you could use 3/4, 0.75, or 0,75 teaspoons, for example.
* Dry dosing or solutions for target or dose.
* Solubility checks for DIY solutions.
* Toxicity checks and a wiki for Copper.
* Warnings for tricky compounds (ex: K3PO4, EDDHA Iron, etc)
* Mobile-friendly interface available at http://calc.petalphile.com/mobile
* Approved by PlantBrain/Tom Barr!
* Open Source and totally Free:
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