Complete Trace System - 4000 mL- Major and Minor Trace Elements for Reeftanks

AMAZING VALUE AT 89.99 FOR 4 - 1000mL bottles! Example: 10ppm 300 gallons 0.0035 = 10.5 ml. Pour into dosing container: Pour each bottle into a section of a 4-part dosing container. Do not combine bottle contents, as this may cause calcification or unwanted interactions that may affect results.