Is it submersible to 18" for all long as I can't remember where I put it.A fairly large portion of the male population is somewhat color blind or challenged (as I am for certain colors), the pH auto colorimetric checker(or the nitrate version, if the yellow/green spectrum applies) below , is a nice alternative to the visual liquid test, and has become available at a reasonable price
Search results for: '' - Bulk Reef Supply
Bulk Reef Supply - Saltwater Aquarium Supplies for Reef Tankswww.bulkreefsupply.com