sodium nitrate gold recovery by aqua regia

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  • where can i buy hydrochloric acid amp; nitric acid used for

    Mar 25, 20090183;32;I have heard that a less powerful version of aqua regia that is suitable for recovering scrap gold can be made by mixing sodium nitrate with hydrochloric acid. This is probably your best bet the only difference will probably be that it is a bit slower than pure aqua regia.

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  • refining gold with sodium nitrate crusherasia

    How to gold refining Aqua Regia Adding Sodium Nitrate gold flake See my other videos and please rate. 2 lb Sodium Nitrate 99+% Purity Gold Refining amp; More quot; Sodium nitrate is the chemical compound with the formula NaNO3.

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  • How to Refine Gold by the Aqua Regia Acid Method

    If you had platinum in your gold, it will not dissolve, to any appreciable degree, in the room temperature aqua regia. It will be left behind when you pour off the aqua regia, prior to precipitation. To insure high purity of the platinum, you will need to re refine this material.

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  • Chemical Formula x24kgold

    1.AR= Aqua Regia = 1 part 70% Nitric Acid, 3 parts Muriatic Acid (some guys use 4 parts muriatic). Used to dissolve high karat gold, gold powder, gold foils, dissolves Platinum when hot. Excess nitric must be neutralized with Urea to pH 1 +/ 0.4, then drop gold with SMB (Sodium Meta Bisulfite).

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  • Refining of Palladium and making its salt Finishing

    September 18, 2008. A. When recovering Pt, Pd from spent Aqua Regia do not add urea as Platinum does not precipitate completely in the presence of nitrogen compounds, the classic method of boiling the acid to syrup to expel the nitric is the only way for a small scale operation to

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  • aqua regia gold sodium nitrate celebrationcakes

    gt; Hobbyist gold refiners use sodium nitrate to make a hybrid aqua regia that dissolves gold and other metals. gt; Sodium nitrate is also a food additive used as a Read More Small Scale Gold

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  • potassium nitrate gold refining refloresta bahia

    Making aqua regia [Archive] Gold Silver Forums supply store labeled as stump remover (potassium nitrate). in the gold refining forum, which suggests the following mix for testing 18 carat

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  • Sodium Nitrate, 25 KG [snbags] DudaDiesel Biodiesel Supplies

    Sodium nitrate is commonly used in gold refining for making aqua regia which is used for recovery of gold, platinum and other precious metals. Industrial / Technical grade

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  • Gold Recovery Chemicals E waste recycling beginners guide

    It is mostly used for gold recovery from ic chips in E waste recycling. AQUA REGIA as a gold recovery chemicals What is Sodium Nitrate? The formula of sodium nitrate is NaNO3. Sodium nitrate is a white solid very soluble in water. It is a flame able powder. Many refiners use

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  • Gold Smelting amp; Refining Process

    The flux is a mixture of several reagent chemical such as borax, silica, sodium nitrate, sodium carbonate and fluorspar. Borax is a white crystalline mineral used in glass and ceramic enamel mixes. In the smelting process, borax helps to reduce the gold smelting point of the charge and capture metallic oxides. The addition of this reagent must

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  • RECOVERY AND REFINING WITH JUST NITRIC ACID SUBSTITUTE

    also with aqua regia you are desolving the gold,so there are alot of variables that can cause loss of your gold. my system uses a safe nitric sustitute. here is how you can make the acid. in a wide mouth gallon glass jar or glass jug pour in 1 quart of sodium nitrate. add 1 to 1.5 cups of water and let it sit overnight.(12 hours)

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  • Sodium Nitrate Shor International

    Often much of both the sodium nitrate and HCl are wasted because the sodium nitrate remains undissolved. Recovery from Cyanide Solutions; View All; Products in Gold amp; Platinum Refining by the Acid Method. Shor Aqua Regia Gold amp; Platinum Refining System $ 595.00. Pneumatic Agitator Cap for Shor AR Refining System $ 89.95. Dissolution Chamber

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  • Refining Electronic Scrap Can't get nitric acid any more

    Refining Electronic Scrap Can't get nitric acid any more. A discussion started in 2006 but continuing through 2017. 2006. Q. I've been working electronic scrap for over 20 years now as a hobby. I used nitric and distilled water to get rid of most base metals and then refined with aqua regia as normal.

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  • Amazon aqua regia

    The IShor Aqua Regia Gold amp; Platinum Refining System is 5 out of 5 stars 6. Product Features fertilizer, neutralizing acid in aqua regia, gold recovery process Urea 46 0 0 Prilled Aqua Regia Gold Refiningquot;Greenway Biotech Brandquot; 20 Pounds. by Sodium Nitrate Fertilizer 99+% Pure Chile Saltpeter Gold Metal Refining Industrial Grade

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  • Gold Refining Forum V Gold Recovery

    Used to dissolve high karat gold, gold powder, gold foils, dissolves Platinum when hot. Excess nitric must be evaporated off or neutralized with Urea to pH 1 +/ 0.4, then drop gold with SMB.

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  • refining gold with sodium nitrate Grinding Mill China

    aqua regia gold sodium nitrate. aqua regia gold sodium nitrate is one of the 1lb Sodium Nitrate Scrap Gold Refining Chem Here is a 1 pound 1lb Sodium 187; Learn More sodium nitrate gold refining Primary Stone Crusher

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  • aqua regia gold sodium nitrate manveesingh

    Aqua Regia forum.alchemyforums. And for quite possibly the first time on the internet we will present a very clear and concise method of refining gold via the aqua regia sodium nitrate and

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  • How to Refine Gold by the Aqua Regia Acid Method

    The gold will again take on the appearance of metal. If you've followed the procedure carefully and used filters, the gold should be 99.95% pure with negligible losses. Platinum. If you had platinum in your gold, it will not dissolve, to any appreciable degree, in the room temperature aqua regia.

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  • refining gold with sodium nitrate arhc

    using sodium nitrate for gold refining. aqua regia gold sodium nitrate ioreinternationalorg. Gold Refining Forum V AR= Aqua Regia = 1 part 70 Nitric Acid, AR Recipe 2= Poor Man's AR = 8 oz Sodium Nitrate. REFINING RECOVERY OF GOLD,SILVER AND PLATINUM GROUP METALS.

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  • How to Refine Gold With Nitric Acid Sciencing

    The first step to refining gold involves creating aqua regia a mix of nitric acid and hydrochloric acid named for its ability to melt gold and applying it to the gold in question.

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  • neutralize nitric acid in Aqua Regia Gold Refining Forum

    Nov 21, 20120183;32;Aqua regia is a refining method, not a recovery method, and is almost never used for a recovery method (the rare instant it is used it must be understood well how it reacts chemically in solution with metals),

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  • neutralize nitric acid in Aqua Regia Gold Refining Forum

    Nov 21, 20120183;32;Aqua regia is a refining method, not a recovery method, and is almost never used for a recovery method (the rare instant it is used it must be understood well how it reacts chemically in solution with metals),

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  • Sciencemadness Discussion Board Hybrid aqua regia from

    Feb 12, 20140183;32;Hybrid aqua regia from NaNO3? Hi, i have for a few months collected old circuit boards, and other electronic parts thats plated with gold and silver, and now i

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  • Amazon gold refining chemicals

    Gold Recovery Process. Sodium Nitrate Fertilizer 99+% Pure Chile Saltpeter Gold Metal Refining Industrial Grade Glass Pottery Enamels. Urea 46 0 0 Prilled Aqua Regia Gold Refining Greenway Biotech Brand 20 Pounds. by Greenway Biotech, Inc. $34.99 $ 34 99. FREE Shipping on eligible orders.

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  • GOLD REFINING FORUM HANBOOK VOL 1 Nitric Acid Scribd

    GOLD REFINING FORUM HANBOOK VOL 1. Hi Mayhem You may want dissolve the filled or rolled gold in a solution of HLC and Sodium Nitrate or Nitrate Soda (same thing). I dont think you need to worry about shooting it or or hitting it with nitric. and this is important start the refining process all over again by dissolving the well

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  • Refining of Palladium and making its salt Finishing

    September 18, 2008. A. When recovering Pt, Pd from spent Aqua Regia do not add urea as Platinum does not precipitate completely in the presence of nitrogen compounds, the classic method of boiling the acid to syrup to expel the nitric is the only way for a small scale operation to

    Get Price >>
  • Aqua Regia Lab Chemicals eBay

    1/2 lb bottle nitric acid substitute for aqua regia gold refining only. This is mixed with hydrochloric 2 1/2 tablespoons to 90ml or 2 1/2 tablespoons to 120ml muriatic acid instead of nitric acid and

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  • how to make aqua regia with sodium nitrate? Answers

    Feb 08, 20140183;32;Best Answer Aqua regia is formed by freshly mixing concentrated nitric acid and concentrated hydrochloric acid in a volume ratio of 13. So you first have to make concentrated nitric acid by heating and distilling your sodium nitrate with concentrated sulfuric acid. You really need to be skilled in chemistry to do this safely.

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  • Making Nitric Acid For Gold Recovery YouTube

    Apr 01, 20160183;32;I synthesize a small amount of weak nitric acid to dissolve the copper from some gold bearing copper I had.

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  • Chemical Formula x24kgold

    1.AR= Aqua Regia = 1 part 70% Nitric Acid, 3 parts Muriatic Acid (some guys use 4 parts muriatic). Used to dissolve high karat gold, gold powder, gold foils, dissolves Platinum when hot. Excess nitric must be neutralized with Urea to pH 1 +/ 0.4, then drop gold with SMB (Sodium Meta Bisulfite).

    Get Price >>
  • REFINING RECOVERY OF GOLD,SILVER AND PLATINUM GROUP METALS

    ar=aqua regia sn=sodium nitrate sc=stannous cloride na=nitric acid cls=cyanide leach substitute smb=sodium metabisulfite zp=zinc powder ha=hydrochloric acid the 1 rule in refining gold is to concentrate the gold away from all other base metals prior to using acid or aqua regia systems. mechanical seperation will yeild the best results.

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  • Sodium Nitrate, 25 KG [snbags] DudaDiesel Biodiesel Supplies

    Sodium nitrate is commonly used in gold refining for making aqua regia which is used for recovery of gold, platinum and other precious metals. Industrial / Technical grade

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  • aqua regia acid eBay

    Find great deals on eBay for aqua regia acid. Shop with confidence.

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  • Gold recovery process from Ceramic CPU's Gold N Scrap

    Gold recovery process from Ceramic CPU's Part 1. Details offered a method of a direct dissolution of all metals in Aqua Regia, this kind of Gold Recovery Process is not recommended for most other types of electronic scrap. Potassium nitrate (KNO3), Sodium nitrate (NaNO3) and Ammonium nitrate (NH4NO3).

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  • Sodium nitrate

    Sodium nitrate is the chemical compound with the formula Na N O 3. Mar237;a Elena and Pampa Blanca, and there it used to be called white gold. [citation needed] Sodium nitrate, Hobbyist gold refiners use sodium nitrate to make a hybrid aqua regia that dissolves gold and other metals.

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  • Aqua Regia forum.alchemyforums

    Dec 12, 20090183;32;And for quite possibly the first time on the internet we will present a very clear and concise method of refining gold via the aqua regia method for free. Thats right for free, a gift to our brothers and sisters. some form of nitrate, i.e potassium nitrate or sodium nitrate and since we will add salt anyway if making ormus, then sodium

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  • Gold Refining From Scrap Hydrochloric Acid Nitric Acid

    Gold refining from Scrap. Put acid then gold then sodium nitrate (can also use ammonium nitrate fertilizer or potassium nitrate sold as stump remover) Boil this CAUTION stay clear of fumes and if possible a fume hood is advisable. Aqua Regia Gold Refining. Uploaded by. Anna Yunita Sitompul. Instructions for Large Scale Gold Refining.

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  • Aqua Regia Lab Chemicals eBay

    Aqua regia gold precipitant. 1/4 Lb bag This is mixed with hydrochloric 2 1/2 tablespoons to 90ml or 2 1/2 tablespoons to 120ml muriatic acid instead of nitric acid and is used to dissolve gold for l

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