Ammonium nitrate is not dangerous on its own but it can prove deadly (Picture: Rex Shutterstock) It was used in the IRA bomb attacks on the Baltic Exchange and Bishopsgate in … A former South African resident now living in Beirut, where an explosion killed at least 25 and injured over 2,000 on Tuesday, said she initially ... Lebanon mourned on Thursday the victims of the most powerful blast to hit the country that was already being crushed by an economic crisis, as ... What is ammonium nitrate and why is it dangerous? Smoke rises from the site of an explosion in Beirut, Lebanon August 4, 2020. Heating also poses a danger: ammonium nitrate decomposes at around 230˚C, and can explode when heated to … 2NH4NO3 + Ca(OH)2 → Ca(NO 3) 2 + 2NH4OH. Ammonium nitrate can be mixed with other substances to make a bomb. CN fertiliser contains approximately 15 % crystal water that minimises the oxidising properties of the material. Lebanese President Michel Aoun said 2,750 tonnes of ammonium nitrate had been stored for six years at the port without safety measures. 3. - In 2015, explosions at a warehouse storing ammonium nitrate and other chemicals in the Chinese port of Tianjin killed at least 116 people. outlined in state and territory based dangerous goods legislation and you should also take note of relevant product safety data sheets. Hazardous decomposition products: Calcium ammonium nitrate melts and decomposes when strongly heated, releasing toxic fumes (NOx). In some cases, it has been used in explosives having been used to make bombs in a number of terrorist attacks in recent decades because it is cheap and easy to obtain. more than 2,700 tons of ammonium nitrate, Before and after pictures show scale of chaos and destruction caused by Beirut blast. DEFINITIONS security sensitive ammonium nitrate (SSAN) means— ammonium nitrate, ammonium nitrate emulsions and ammonium nitrate mixtures containing greater than 45% ammonium nitrate, excluding solutions and ammonium nitrate products classified … On its own ammonium nitrate is not considered dangerous, but can be lethal under certain conditions – and needs to be treated with care to ensure that this doesn’t happen. Inhalation: 4 hrs LC50 rat: > 88 mg/l. The term "calcium ammonium nitrate" is applied to multiple different, but closely related formulations. One variety of calcium ammonium nitrate is made by adding powdered limestone to ammonium nitrate; another, fully water-soluble version, is a mixture of calcium nitrate and ammonium nitrate, which crystallizes as a hydrated double salt: 5Ca(NO 3) 2 •NH 4 NO 3 •10H 2 O. Would you like to comment on this article or view other readers' comments? Refusal to sanitise leaves former ANC KZN leader in custody after ... WATCH | Lebanese bride happy to be alive after blast cuts short wedding. Although it is unclear what caused the blast, Interior Minister Mohammed Fahmi told a local TV station it appeared to have been triggered by the detonation of more than 2,700 tons of ammonium nitrate, which had been stored in a warehouse at the port where the explosion happened. Calcium ammonium nitrate is a sold as a fertiliser and is a mixture of two chemical compounds, calcium carbonte, CaCO3, and ammonium nitrate, NH4NO3. Explosives of Class 1 are excluded.) That tells me the oxygen balance was not correct - so it wasn’t mixed as an explosive," he said. Witnesses reported seeing a strange, orange cloud similar to the one which appears when toxic nitrogen dioxide gas is released as a result of an explosion involving nitrates. Hazardous polymerization: Will not occur. secure means secure from— Properties of Calcium Nitrate – Ca(NO 3) 2. Many of the homemade bombs that were used against U.S. troops in Afghanistan contained ammonium nitrate. Below are details of ammonium nitrate and expert comment: -Ammonium nitrate is an industrial chemical commonly used in fertilisers and as an explosive for quarrying and mining.

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