Agreed, i have a Hanna CA tester, never touch it (in case anyone wants it). Salifert, especially with a auto aqua is just too fast and matches my ICP results).
It was the main thing i was targeting, all the other stuff was me blowing money. Like the torch from Aaron just caught my eyes as i was looking for something on the more 'dark' side versus the brigh yellow/greens of the HG's.
Also finally got a Mai Tai Goni from Arvin. Hologram Hammer from...
you can look on https://seahorsesavvy.com/collections/gorgonians-and-sea-fans/products/purple-frilly-gorgonian-photosynthetic and see if it looks like any on there; but most don't have any special names.
I've yet to run into one that is hard to keep (that is photosynthetic), I have various types...
Need to either get better at taking pics with phone or break out DSLR. But few of my recent pickups.. a HG Hammer i got from HTA and a new obsession of diaseris plates (I have at least 6 morphs now -couple more enroute).