sodium fluosilicate

(redirected from sodium hexafluorosilicate)
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sodium fluosilicate

[′sōd·ē·əm ‚flü·ə′sil·ə·kət]
(inorganic chemistry)
Na2SiF6 A poisonous, white, amorphous powder; slightly soluble in water; decomposes at red heat; used to fluoridate drinking water and to kill rodents and insects. Also known as sodium silicofluoride.