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Yes, It works as a par meter without the slide Sent from my iPhone using Tapatalk
Watch the review on brs, they compare it to a very expensive par meter and it's pretty much spot on. I have one and it works really well. Sent...
U don't need the slide for the par readings. The slide is for ammonia and ph monitoring Sent from my iPhone using Tapatalk
I doubt you will ever get a reading of 0 on the Hanna ultra low range po4 tester. It's reading are in ppb. Sent from my iPhone using Tapatalk
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