Products Hydrogen is commercially available as compressed gas in compressed gas cylinders. In many countries, it is available from PanGas, for example. Structure and properties Hydrogen (H, atomic number: 1, atomic mass: 1.008) is the first and simplest chemical element in the periodic table and the most abundant in the universe. On Earth, for example, … Hydrogen
Products Numerous active ingredients and pharmaceutical excipients are present in drugs as salts. They are also present in dietary supplements, in foods, medical devices and cosmetics. Various salts are available as open goods in pharmacies and drugstores. Structure Salts consist of positively and negatively charged atoms or compounds, that is, cations and anions. Together they … Salts
Products Hydrochloric acid is available in various concentrations at specialty stores. Structure and properties Hydrochloric acid is the name given to an aqueous solution of hydrogen chloride gas (HCl). Concentrated hydrochloric acid exists as a clear, colorless liquid that fumes in air with a pungent odor and is miscible with water. It has a concentration … Hydrochloric Acid
Definition Ethers are organic molecules with the general structure R1-O-R2, where R1 and R2 are identical for symmetrical ethers. The radicals can be aliphatic or aromatic. Cyclic ethers exist, such as tetrahydrofuran (THF). Ethers can be prepared using, for example, Williamson’s synthesis: R1-X + R2-O–Na+ R1-O-R2 + NaX X stands for halogens Nomenclature Trivial names … Ether
Introduction Abdominal pain that occurs after the consumption of alcohol can be caused by pathological processes in several organs. If alcohol is drunk only occasionally, the gastrointestinal tract is usually the place where the pain develops, whereas with regular consumption, organs such as the liver, pancreas or gall bladder can also be responsible for the … Stomach pains caused by alcohol
Therapy If abdominal pain occurs on the day after excessive alcohol consumption as an accompanying symptom of “hangover”, there is usually no need for further action. Since nausea and headaches are often also present, it is important to drink enough water or herbal tea. With regard to eating, it is advisable to listen to your … Therapy | Stomach pains caused by alcohol
