https://www.lowes.com/pd/Lilly-Miller-20-lb-4000-sq-ft-16-16-16-All-purpose-Fertilizer/4667371 a bag of this fell into my pool; what should I do about it - if anything? I’ve got the K-2006 set. I haven’t found the MSDS for this if one exists, so aside from trying to break out my chemistry skills...