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PSH

Bone Ash Substitute

Bone Ash Substitute

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Regular price $13.95 CAD
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Dicalcium phosphate. A substitute for bone ash in glazes. It is a source of both calcium oxide, an important glaze flux, and phosphorous pentoxide, a glass-former like silica and boric oxide. To replace 100 g bone ash (10CaO.3P2O3.H2O) use 100 g Bone Ash.
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