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How to Make Ammonium Nitrate

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Uploaded by on Apr 18, 2010

In this video we make ammonium nitrate from various off-the-shelf chemicals.

Note: This is not cheaper than buying it directly, once again our objective is to explore the chemistry.

Warning: The chemicals are corrosive and ammonia has a horrible smell, work outside or in a fumehood and wear gloves.

First get 138 grams of sodium bisulfate and add just enough water to dissolve it, usually 300mL.

Then get one mole equivalent of a pure nitrate salt. Some common salts include:

Sodium nitrate: 85 grams.
Potassium nitrate: 101 grams.
Calcium nitrate: 118 grams (if using tetrahydrate)

Dissolve the nitrate in a minimum of water, then mix the two solutions together.

Neutralize the mixture with ammonia (using a pH meter to determine the endpoint).

Filter the mixture to get rid of any insoluble materials if needed, then boil until sodium sulfate begins to precipitate. Then cool the mixture to 0 Celsius and filter. Dry the filtrate to obtain ammonium nitrate mixed with some leftover metal sulfates.

For higher purity the solids can be mixed with 500mL of methanol which selectively dissolves ammonium nitrate. Filter again and evaporate the filtrate to obtain pure ammonium nitrate.

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  • @THRILLHOUSE85

    1.his voice is freaking awesome and original

    2.this is SCIENCE not bomb making

    3.this is actually a very useful oxidizer in chemistry

    lastly.. i guess you haven't used instant cold packs before?

  • @THRILLHOUSE85 You're the kind of person that ruins home chemistry and chemistry itself by saying chemists are the same as bomb makers and meth makers, pure ignorance. A lot of chemicals are already hard enough to get, and you make it worse. 1. He never mentioned the word bomb 2. He even said this method is expensive when you can get ammonium nitrate as fertilizer and instant cold packs 3. He said this was to explore the science. You should ban cars, sulfur, dry ice then, all are used in bombs.

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  • @blellblell Maybe you can make it with hydrogen oxide but im pretty sure your talking about di-hydrogen di-oxide which is hydrogen peroxide im pretty sure. I've kinda forgot exactly how to name in chemistry.

  • @blellblell If your talking about TATP, you don't know what your talking about. Maybe you're using a elemental name for hydrogen peroxide, Yes HYDROGEN PEROXIDE is used in TATP synth. I've done it many many times. The catch is you have to have 30% or higher, therefore the stuff from the grocery store wont work because it's 3%, you can use vacuum distillation to increase the concentration of the 3% so that it will work, i have done this as well many times. So there you have it.

  • how do i make urea?

  • @blellblell Shut the fuck up. You think he's idiot?

  • Sir Iie'M From India Punjab(KHALISTAN) I want Ammonium Nitrate  From Where I Can Buy ?

  • @MecTecher stir rod it reacts to a magnet in the hot plate that keeps it spinning, these hot plates have a heat dial and a rotation dial, so you can increase the force of the stirring

  • That was excellent I love it!

  • @THRILLHOUSE85 You sir, are an idiot.

  • @rudiefunny there are so many videos on youtube that warrant that comment. This one doesnt. This is not a how to video for TATP. That stuff doesnt work, by the way. they tell you to use hydrogen peroxide but what you actually need is hydrogen oxide, and that stuff is extremely hard to find.

  • (id use nitromethane over fuel oil) youre a fool. your ratios are patheticly wrong. youve obviously never tried anything like that. Get about 8 grams of aluminum and a lb of ammonium nitrate. A lb of aluminum would be about 15 3/4 ounces too much for a lb of ammonium nitrate, but youd only know that if youre not retarded

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