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Create and update a 'wish' list of products you have selected but are not yet ready to purchase.
Manage and update your account information, including contact and payment information, at your convenience.
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Create Barrier Flux with Boric Acid and Alcohol
In this video, learn how to make your own barrier flux using boric acid and denatured alcohol.
Last edited: 4/21/2020
In this video from Rio Grande, Mark Nelson shows you how to mix boric acid and alcohol (use methyl or denatured) to create a barrier flux that help prevents firescale when soldering sterling silver.