Phytoplankton Nutrient Guillards F/2 Medium
Phytoplankton Nutrient - Modified Guillard's F/2 Medium
Based on the Guillard F/2 medium and has exactly the same N, P trace element and vitamin content.
F2 fertiliser - 3ml per 2 litre of culture water is required to culture your phytoplankton. We use this product to culture all our own live phytoplankton cultures.
Our bottle shown in the product image has now changed to a plastic see-through pouch.