Availability: In stock (200)

All natural source of colloidal phosphate and calcium from ancient marine deposits of oceanic sediment
Standard Calphos is the original product that has been produced since the 1940’s. It is a finely ground product with the consistency of fine lime. 80% will wash through a 200 mesh screen.
Contains 20% total Phosphate (P2O5) and 20% Calcium (Ca)
OMRI Listed

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