Here are a couple of links to Taylor's website showing how to use the kit correctly.
http://www.taylortechnologies.com/pr...KeyWord=FASDPD
http://www.taylortechnologies.com/pr..._slideshow.asp
One thing I will tell you that is different than what the directions say is that when adding the DPD powder during chlorine testing, if the sample turns pink with one scoop, you don't need to add the second scoop. That will make your DPD powder last longer.
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