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Gold Refining Forum.com

Aug 17, 2016· In it, he starts off with 2 parts muriatic and 1 part 3% hydrogen peroxide (H2O2 - a source of needed oxygen). Your 32% HCl is close to the same HCl strength as muriatic. For a long time, most people used this formula and many still do. Notice that Steve says it will dissolve gold …

How to Test Gold With Muriatic Acid | eHow

Drop a very small amount of muriatic acid (hydrochloric acid) onto the gold, using a medicine dropper. Take extra care not to spill or allow any acid to come into contact with your skin to avoid injury. Muriatic acid is a very strong corrosive chemical that can damage surfaces; avoid …

Dissolving Gold Ore With Bleach And Hcl

Gold ore refining hcl and peroxide - mayukhportfoliocoin acid peroxide hcl h2o2, 1- when i use nitric acid process on the gold plated item,, can i use a furnace to refine the gold,, read more dissolving gold deposits for analysis, p 1 chat online solved gold extraction using muriatic acid in the process,.

Gold Recovery Correctly : 12 Steps - Instructables

Muriatic Acid 34% HCL ~ Baume. 3. Hydrogen Peroxide - 3% but no greater then 5% 4. Stumpout by Bonide. or Sodium bisulfate - 99.9% as specified in the Msds or Sodium Meta Bisulfite. You cannot substitue with these chemicals trying to do so will no give the required reactions.

Scrap Gold Recovery: Gold Refining from scrap

Apr 11, 2010· For More Complex Gold Plated items like computer processors. Use Home made Aqua Regis to dissolve gold by using the above nitric Acid and hydrochloric acid (muriatic used to clean concrete or in swimming pools), 2 parts Nitric Acid (HNO3 …

Dissolving Ore? - Gold Prospectors Association of America ...

Oct 15, 2016· Using only the HCl acid (muratic) will normally breakdown the rock/silca which encases the gold. but HCl is also used to remove/dissolve the base metals associated with plated gold. And then further refined by placing the gold recovered into a solution of HCl and bleach, which will dissolve the gold into the solution.

Gold Recovery Correctly : 12 Steps - Instructables

Aug 07, 2011· Muriatic Acid 34% HCL ~ Baume. 3. Hydrogen Peroxide - 3% but no greater then 5% 4. Stumpout by Bonide. or Sodium bisulfate - 99.9% as specified in the Msds or Sodium Meta Bisulfite. You cannot substitue with these chemicals trying to do so will no give the required reactions.

Making nitric acid for gold and silver refining. - YouTube

In this video I demonstrate how to make nitric acid for gold and silver refining.

How to Extract the Gold From Computer Circuit Boards | Our ...

Apr 12, 2017· The gold flakes will remain on the filter. Fill the plastic tray with water to half of its depth, place the remaining circuit board scrap in it and rinse. Pour this water through the filter to extract any remaining gold flakes. Flush water over the gold flakes to wash them. Pour the methanol through the filter to wash the gold flakes.

Gold recovery from mixed pins vith Acid-Peroxide metod ...

This is a part 2 video of gold recoveri from mixed pins vith ACID-hydrohloric acid & PEROXIDE-hydrogen peroxide 3% metod.1 step-remove magnetic pins from non...

Gold Smelting & Refining Process

Feb 28, 2016· Refining Gold. Refining processes are employed to improve the gold product quality. There are several types of refining procedures employed, but some of them are selected according to the daily production. It is important to mention that the gold purity is variable according to the process employed and the worker's experience.

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

Mar 10, 2010· A. 2 parts muriatic acid, 1 part hydrogen peroxide. Cut gold fingers off computer boards, use tempered glass container or plastic. Put gold parts in container, cover with acid & peroxide. Do this outdoors. All safety gear. Chemicals will release the gold. Might take 3 days. Make sure there is no solder on the parts.

Hydrogen peroxide and muriatic acid cleaning gold ore

Hydrogen peroxide and muriatic acid cleaning gold ore Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Hydrogen peroxide and muriatic acid cleaning gold ore, quarry, aggregate, and different kinds of minerals.

| Shor International

First immerse the end of the stirring rod in the acid. Remove it and touch that end to a paper towel to make a wet spot. Put a drop of gold detection liquid on the wet spot on the paper towel. If any gold is still dissolved in the acid, the wet spot will turn a purple-black or a purple-brown.

How to remove gold from computer boards #2 gold recovery ...

How to decipher if the board has gold in it and how to remove the gold using chemicals available to everyone!

Muratic/Peroxide solution,how to continue - Gold Refining ...

Apr 20, 2020· My 1st attempt at gold recovery stopped in its tracks. I took a friends advice and tried 2 parts Muratic acid and 1 part Hydrogen Peroxide to extract gold from pc boards and cell phones. He has since went missing and I dont know what the remainder of this process is. I'm a single father so a cheap process is what I need.

Will muriatic acid and hydrogen peroxide dissolve gold

Using Muriatic acid and hydrogen peroxide, you can dissolve the copper etching hold the gold foils to most boards ; ing equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Hydrogen peroxide and muriatic acid cleaning gold …

How to Refine Gold (with Pictures) - wikiHow

Sep 03, 2020· Allow the acid to react with the gold for 30 minutes. Add 120 milliliters of hydrochloric acid or muriatic acid for every ounce of gold in the container. Allow the solution to sit overnight until all of the acid fumes have …

Dissolving Gold and Precipitating Gold - Pyrometallurgy ...

Mixing muriatic acid (hydrochloric acid) with bleach (sodium hypochlorite), you are freeing chlorine to attack the gold. You are making gold chloride. Try exposing the solution to ultraviolet light, to break the bond between the gold and the chlorine molecules.

DIY Video : How to get Gold from Scrap Computer parts that ...

This project goes over how you can easily refine and smelt Gold from Old Scrap Computer Memory Chips. The materials you need for this project are some Muriatic acid,Hydrogen peroxide,Urea,Sodium Metabisulfite,Nitric acid. Cut the little gold fingers from the chips using a heavy duty scissors.Get right to the edge of the gold and cut that off.

Muriatic and peroxide - Gold Refining Forum.com

Oct 26, 2009· scrap computer parts into gold salt with concrete cleaner and bleach, then filtering all the cheap stuff out then using beer bottle cleaner to turn the salt into metallic gold. Since I had several beakers (all labeled, very important) in various stages of the process and a ball mill loaded with cpu's, it was pretty strait forward what I was up to.

How to refine gold from electronics, 1 pound gold fingers ...

Nov 17, 2014· This is part 3 in the video series of recovery and refining gold from electronics. This series started with exactly 1 pound of trimmed fingers from RAM and ...

How to Chemically Refine Gold | Sciencing

Apr 24, 2017· The quality of gold is measured by a rating known as carats. This is why gold items are stamped with 10k, 14k, 18k, etc. Gold with a higher carat rating has more gold content than gold with a lower carat rating. For example, 14k gold is roughly 58 percent gold content, 18k gold is roughly 75 percent gold content and ...

Best and Easiest way to refine gold dust to get 99.9% purity

Jul 09, 2021· Gold recovered from PCB fingers disappeared when nitric acid was added August 13, 2014. Q. Trying to find a correct answer to solve a problem a coworker did while we were refining Gold fingers. He left the bucket in which the acid bath (Hydrogen Peroxide & Muriatic Acid Mix) …

"Gold Recovery for Dummies?" - Finishing

May 23, 2021· A. GOLD REFINING STEP BY STEP INSTRUCTIONS For every ounce of scrap gold you are going to refine you will need a capacity of 300 milliliter container for the aqua regia solution. 1. Place impure gold to be dissolved into a glass or plastic container. 2a. Aqua regia - Mix one part nitric acid to 3 parts hydrochloric acid. OR 2b. To the container ...

Gold and muriatic acid

Refine Gold - Gypsy Tinker - Google Sites. Replace the gold in that salt with sodium and Voila! Salt water and Gold Dust! Here is what you use: gold shot. HCl - Muriatic Acid. H 2O 2 - Hydrogen Peroxide. More details » Get Price

Gold Recovery : 8 Steps (with Pictures) - Instructables

Nov 15, 2013· Apply all safety gear correctly before working with chemicals and do this outside as the fumes are nasty. Put the gold fingers and clean circuit boards in the coffee pot, in another container mix two parts muriatic acid and one part hydrogen peroxide and add to the coffee pot until it just covers the gold fingers and wait a week giving it a stir daily.

Will muriatic acid eat gold? - AskingLot.com

Small Scale Refining of Jewelers Wastes by Roland Loewen pg. 175-176 C1995 wrote: Hydrogen Peroxide and hydrochloric acid will dissolve gold. This is used in several refineries. One refiner reported that the recovery of PGMs was much improved when hydrogen peroxide rather than …

muriatic acid for gold recovery - sarl-blisson.fr

Gold Recovery A Refining Process to Purify Gold. Gold Recovery A Refining Process to Purify Gold. This video shows how to refine gold with common chemicals like muriatic acid bleach and stump remover The fumes are very nasty and you MUST do this outside I made the mistake of adding too much HCL. Gold Refining and Platinum Refining