Reefaquariumgoods Guillards f/2 phytoplankton phyto fertiliser (500ml)

Description

Size Name:500ml Modified guillards f/2 formula fertiliser This is the stuff you need to safely culture your own phytoplankton dosage is 1ml per 2.5l of culture water, a 100ml bottle will culture 250 litres!! This is full strength and not watered down at all. Comes with a pipette for measuring