- Mar 12, 2019
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The first post in the thread explains why the lavender is the correct end point. Plus the Aqua Forest gives the same result, they include a reference solution to confirm.Going to the hot pink(usually one drop difference between purple and pink) color, it match's the hanna pretty closely.
Just curious why you say to stop at the lavender color?
TL;DR: The endpoint pH is 4.41, and the endpoint color is that "lavender" color I've been telling people about. Over the years, there have been many threads on R2R and other forums debating a couple of basic details relevant to testing for alkalinity in reef aquaria. One of the most...