if all your water test fine then you need this http://www.marinedepot.com/Continuum_Aquatics_Bacter_Clean_M_Saltwater_Aquarium_Additives_Supplements_Bacteria_Supplements-Continuum_Aquatics-4C30717-FIADBS-vi.html
myorder should be her in a week, also you use
RowaPhos Phosphate Removal Media
miss counted. i dont see what the big or deal is, UV is clears the water and kills things that harm fish. some people say UV kill the bad and the good in the reef tank. It works great with me and the buld last me a very long time
i clean that tank every day and i mix the sand bead up. it keeps the water clear and i dont have another tank to treat my fish if need it. Off by heart i dont no what the pgh is