Sodium Silicate / 4 Fluid Ounce Bottle / 99.9% Pure Reagent Grade / 41% Solution

Diatom dosing. It works.

I bought this to use to make magic water for sticking pottery together. Good buy for the quantity.

This stuff worked for what I wanted it to do. Was able increase silcates in reef tank to beat dinos.

Very good product. Not watered down like others.

Got this to battle dinoflagellates in my coral reef tank

Works great for what I'm going to use it for

as advertised, quick shipping, no complaints, Ill be back