UL Prospector


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LUDOX® TMA Colloidal Silica contains synthetic amorphous silica of nominal 22 nanometer particle size. The aqueous colloidal dispersion contains 34% silica and is slightly acidic. LUDOX® TMA Colloidal Silica is used in the preparation of “hybrid” colloidal silica – ethyl silicate binders for precision investment casting. It may also be used in applications in which sodium or alkaline components are undesirable, such as catalysts or in formulations containing polar organic solvents.


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