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Spectrum carries diatomaceous earth chromatography support products in various forms, grades and quantities. Choose from Spectrum’s wide selection, including diatomaceous earth, Celite 503, 545 & 501, and more. Celite 521, also known as diatomaceous earth or kieselgur, is a soft sedimentary rock used as a filter medium.
Diatomaceous Earth is also known as diatomite and occurs naturally as a soft sedimentary rock that is easily crumbled into a white colored powder. It can have an abrasive texture similar ...