reducing sugars, peroxides, nitrites, nitrates and metals in some common excipients and have also identified potential reactions between drug candidates and the reactive impurities in the excipients [11]. Crospovidone is used in many formulations as a ...
Meanwhile, the food industry requires chemicals like nitrates and sulfates as preservatives to extend the shelflife of goods you can find at the supermarket. No matter where you look, chemical purity can likely be found in products you rely on each day. Reaching Chemical Purity in a Lab Settin...
Saltpeter was once an important source of nitrogen compounds, but today most ammonia and nitrates are produced synthetically from nitrogen gas in the air. Recovery and recycling provide increasing amounts of some metals. As environmental concerns increase, these operations will probably become an import...
As many as 9% of people have been prescribed both PDE5i and nitrates, a common drug used for chest pain. Sherri Gordon, Health, 26 Jan. 2024 Medicine is prescribed for men’s bodies, based on studies with men. Anita Chabria, Los Angeles Times, 28 Nov. 2024 It can be prescribed ...
It inhibits the growth of microbes that cause food spoilage. Other nitrates (for example sodium nitrate) and sulphites (like sodium sulphite) are also effective food preservatives. Like all chemicals in food, in small quantities they are harmless. But in large quantities, they can have ill ...
New classes of pharmaceuticals In the latter part of the 19th century a number of important new classes of pharmaceuticals were developed. In 1869chloral hydratebecame the firstsyntheticsedative-hypnotic(sleep-producing) drug. In 1879 it was discovered that organic nitrates such as nitroglycerin could...
Nitric acid is heavily used in the laboratory and in chemical industries as a strong acid and as an oxidizing agent. The manufacture ofexplosives,dyes,plastics, anddrugsmakesextensiveuse of the acid. Nitrates are valuable asfertilizers.Gunpowderis a mixture of potassium nitrate, sulfur, andcharcoal...