Method of producing crystalline sodium aluminum phosphate

Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing

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C01B 2526

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active

042897394

ABSTRACT:
In the production of SALP tetrahydrate wherein sodium carbonate and aluminum hydroxide are added to aqueous phosphoric acid, the viscous reactive mixture is agitated with water to free the SALP tetrahydrate crystals from the gelatinous matrix. The crystals are recovered by filtration or centrifugation.

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