spence0416
Aquarium Advice Activist
I am going to be purchasing a refractometer. I was hoping you all could let me know what I need to consider when getting one. I was wondering if this one one be OK to use.
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=7533384811&category=42924&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=7533384811&category=42924&rd=1