is 500 ppm tap water normal? what is normal?

for real i didnt know mine was so low compared to others mine is always 75 ppm no matter what i have never seen it fluctuate city water
 
yeah no 900 ppm is what I feed my plants with nutes haha. dont know how you did that, but I have a fucking Mr. clean car wash filter. I never even thought about using that, it does distill the water from your hose!
so thanks for posting that guy
 
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