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Ammonium Hydroxide

Excipient (pharmacologically inactive substance)

What is it?

Ammonium hydroxide (NH3) is a colorless liquid chemical solution with a characteristic odor that forms when ammonia dissolves in water. Ammonium hydroxide can also release ammonia gas into the air. Other names for ammonium hydroxide include ammonia water ammonia liquor, aqua ammonia, aqueous ammonia. Ammonium hydroxide is found in many industrial products and cleaners such as flooring strippers, brick cleaners, and cements.Ammonium hydroxide (NH3) is a colorless liquid chemical solution with a characteristic odor that forms when ammonia dissolves in water. In industry, it may be used as a precursor in chemical reactions. There is no evidence in the available information on ammonium bicarbonate, ammonium carbonate, ammonium chloride, ammonium hydroxide, mono and dibasic ammonium phosphate, and ammonium sulfate that demonstrates, or suggests reasonable grounds to suspect, a hazard to the public when they are used at levels that are now current or that might reasonably be expected in future.

[1] FDA’s SCOGS database; calcium phosphate dibasic; SCOGS-Report Number: 34; http://www.accessdata.fda.gov/scripts/fcn/fcnDetailNavigation.cfm?rpt=scogsListing&id=27 Accessed January 12, 2014.

[2] Chemspider. Ammonium hydroxide. Accessed January 12, 2014. http://www.chemspider.com/Chemical-Structure.14218.html?rid=04cb145a-05e9-435e-845b-bd32f05ce4b7

[3] Drugs.com. Poison Reference. Ammonium hydroxide. Accessed January 12, 2014. http://www.drugs.com/enc/ammonium-hydroxide-poisoning.html

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