Download PDF. 2 pages. Determine the amount of fertilizer necessary using the soil test results as a guide. 2. Oct 2005. 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. Last updated. Only 450 tonnes exploded, out of 4500 tonnes of fertilizer stored in the warehouse. Ammonium nitrate is a hazardous chemical that has many grades and is used in fertiliser and explosives products because of its unique properties. It is thought that, on this occasion, poor mixing had led to certain parts of the mass containing more ammonium nitrate than others. 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 … Share this page . easy. It's also used to create controlled explosions in mining and quarrying. Ammonium nitrate is classified as dangerous goods and all aspects of its use are tightly regulated. Crystalline ammonium nitrate is not usually found outside a laboratory. Because ammonium nitrate … The chemical is applied in granule form into the soil and quickly dissolves under moisture, allowing nitrogen to be released. PDF, 57.67 kB Document length. Reading level. 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). Find out more about its hazards and safe management. 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. Global production was estimated at 21.6 million tonnes in 2017. File type and size. Another use of ammonium nitrate is in the food industry where it is used as a nutrient in producing antibiotics and yeast. Ammonium nitrate is an odourless material, which is usually granulated (if a fertiliser) and white in appearance. 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. What it contains. Ammonium nitrate is predominantly used in agriculture as a fertiliser. 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 chemical compound with the formula NH4 NO3, and it's made by combining ammonia with nitric acid.