sodium silicate

American

noun

Chemistry.

any of several clear, white, or greenish water-soluble compounds of formulas varying in ratio from Na 2 O⋅3.75SiO 2 to 2Na 2 O⋅SiO 2 : used chiefly in dyeing, printing, and fireproofing textiles and in the manufacture of paper products and cement.

sodium silicate British

noun

Also called: soluble glass. a substance having the general formula, Na 2 O. x SiO 2 , where x varies between 3 and 5, existing as an amorphous powder or present in a usually viscous aqueous solution See water glass
any sodium salt of orthosilicic acid or metasilicic acid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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sodium silicate

CleanTok is in love with The Pink Stuff – a rosy cleaning paste that’s made from baking soda, quartz, sodium silicate and soap.

From Fox News ● Nov. 27, 2021

So, the city turned to an approved chemical, sodium silicate, that prevents corrosion and the leaching of lead from pipes into water.

From New York Times ● Aug. 24, 2019

But the increased acidity seemed to reduce the effectiveness of the sodium silicate.

From New York Times ● Aug. 24, 2019

A blob of sodium silicate had clogged up a test tube, so I heated it over an alcohol lamp, intending to melt it.

From The Wall Street Journal ● Dec. 15, 2015

Floating soap may also be loaded with sodium silicate to the extent of about 5 per cent.

From Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. by E. G. Thomssen

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023