Salifert PH Profi Test Kit WATER TEST KITS ferrous gluconate has the added

ferrous gluconate has the added bonus of being a source of carbon

if product has been left standing for a length of time invert bottle 3-4 times before using

tannins released from driftwood and dissolved organics

Best for use when starting a new aquarium

Distribution 3-4 times per day

Salifert PH Profi Test Kit WATER TEST KITS ferrous gluconate has the addedThe PH Value Can Have A Major Impact On The Growth Of Corals And Calcareous Algae And On Many Biological Processes. The PH Should Not Be Allowed To Fluctuate More Than Approx. 0. 3 Units During 24 Hours And Should Preferably Be Kept Between 8. 0 And 8. 2. If The PH Is Too Low Then The Cause May Be A Too Low Alkalinity And Or Insufficient Aeration. A Low PH Can Be Corrected By Improving Aeration And By Increasing The Alkalinity To NSW (Natural