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ferrous gluconate has the added bonus of being a source of carbon
Use 1 capful (5 mL) for each 200 L (50 US gallons) of new aquarium water
base the dose level on the aquarium volume
To detoxify nitrite in an emergency situation
Fluval CO2 Indicator Set Heating ferrous gluconate has the addedThe Fluval CO2 Indicator set is used to monitor approximate CO2 levels and also helps gauge CO2 levels in aquariums. The kit includes : CO2 Indicator 10 mL (0. 34 fl oz) CO2 Indicator Solution Color reference sticker to gauge CO2 levels
US$ 80.00
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