Soda Ash (Sodium Carbonate, Na2CO3) Gold refining, flux. 14oz bag Washing soda.

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Soda Ash (Sodium Carbonate, Na2CO3) Gold refining, flux. 14oz bag Washing soda.:
$2.79

This listing is for one 14oz bag of dense Sodium Carbonate( aka- Soda ash, washing soda, soda crystals), Na2CO3. We use is it in our fluxes to lower the melting point of the metals we are smelting.
Many Uses:Glass manufacturing, PH regulator for pools and photographic film developing, taxidermy, laundry(water softener), dyeing, in food as an acid regulator and anticaking agent, and as an assay flux ingredient to thin the smelt and to lower the melting point of the smelt. It has so many different uses. Thanks for looking and let us know if you have any questions.