easy. An instant cold pack is a device that has two bags: one contains water and the other bag contains ammonium nitrate (or calcium nitrate or urea). Ammonium nitrate is an odourless material, which is usually granulated (if a fertiliser) and white in appearance. Ammonium nitrate is predominantly used in agriculture as a fertiliser. What it contains. Because ammonium nitrate … 2. Find out more about its hazards and safe management. Regulating the use of ammonium nitrate Changes to ammonium nitrate regulations to prevent terrorists from accessing security sensitive ammonium nitrate (SSAN). Ammonium nitrate is a hazardous chemical that has many grades and is used in fertiliser and explosives products because of its unique properties. Only 450 tonnes exploded, out of 4500 tonnes of fertilizer stored in the warehouse. It's also used to create controlled explosions in mining and quarrying. Share this page . It was once mined as a natural mineral (niter) in the deserts of Chile, but it is no longer available except as a man-made compound. The chemical is applied in granule form into the soil and quickly dissolves under moisture, allowing nitrogen to be released. Ammonium nitrate is classified as dangerous goods and all aspects of its use are tightly regulated. Download PDF. Global production was estimated at 21.6 million tonnes in 2017. Ammonium nitrate is a chemical compound with the chemical formula NH 4 NO 3.It is a white crystalline solid consisting of ions of ammonium and nitrate.It is highly soluble in water and hygroscopic as a solid, although it does not form hydrates.It is predominantly used in agriculture as a high-nitrogen fertilizer. Ammonium nitrate is a chemical compound with the formula NH4 NO3, and it's made by combining ammonia with nitric acid. Last updated. The fertilizer was a 50:50 mixture of ammonium nitrate and ammonium sulfate and the factory had used this method of disaggregation over 20,000 times without incident. For decades, Australia has produced, stored and used ammonium nitrate without a … Ammonium nitrate is a chemical compound used in agriculture as a fertilizer, to make pyrotechnics, as an ingredient in cold packs, and for science demonstrations. It is thought that, on this occasion, poor mixing had led to certain parts of the mass containing more ammonium nitrate than others. Oct 2005. PDF, 57.67 kB Document length. Determine the amount of fertilizer necessary using the soil test results as a guide. Reading level. Another use of ammonium nitrate is in the food industry where it is used as a nutrient in producing antibiotics and yeast. File type and size. 2 pages. Crystalline ammonium nitrate is not usually found outside a laboratory. 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