Gold(III) chloride solution is a precursor to synthesize gold nanoparticles and a catalyst for various organic reactions. Learn more about its properties and applications at Sigma-Aldrich.
view more202475 · Progress (formerly Ipswitch) WhatsUp Gold provides complete visibility into the status and performance of applications, network devices and servers in the cloud or on-premises.
view more2024517 · We researched the best jewelry cleaners to spiff up your finest pieces, including those enhanced with diamonds, gold, and silver.
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view more2018523 · To refine gold with nitric acid, you will first need to blend the nitric acid with hydrochloric acid to produce aqua regia. Then, you will need to dissolve, filter and retrieve the gold from the substances bonded to it. Be incredibly careful when handling the various substances involved in the early stages of the refinement process and when ...
view more2024322 · How do you test gold purity at home? Inspect the gold closely for a stamp (or "hallmark") that indicates its purity, or lack thereof. A gold-plated item may have "GF" or "HGP" stamped on it, while pure gold pieces may have "24K" stamped on them. You can also hold the gold item up to a magnet—if it seems drawn to the magnet, it isn't pure gold.
view more202429 · To extract valuable metals from discarded computer motherboards, researchers have developed a gold-absorbing material made from old milk. An aerogel made from old milk can extract highly pure gold ...
view more202289 · Gold things are items that are made with gold or alloys of gold. This includes things that are gold plated or gilded such that they may contain relatively little gold by weight.
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