Products Creams (High German: Cremes) are commercially available as medicinal products, cosmetics and medical devices. Creams are available in numerous variations, for example as hand creams, day and night creams, sun creams and fat creams. Structure and properties Creams are semi-solid preparations usually intended for application to the skin or mucous membrane. They are multiphase … Creams
Products In many countries, only a few ear drops are currently on the market. They are also produced in pharmacies themselves. Structure and properties Ear drops are solutions, emulsions, or suspensions containing one or more active ingredients in liquids suitable for use in the ear canal. These include, for example, water, glycols, glycerol, propylene glycol, … Ear Drops
Products Olive oil is available in grocery stores and specialty stores. The oil monographed in the pharmacopoeia is available in pharmacies and drugstores. Structure and properties Olive oil is a fatty oil obtained from the ripe stone fruits of the olive tree L. by cold pressing or by other suitable mechanical methods. The olive tree … Olive Oil
Products Injection preparations are approved as medicinal products. Structure and properties Injection preparations are sterile solutions, emulsions, or suspensions prepared by dissolving, emulsifying, or suspending the active ingredient and excipients in water or a suitable nonaqueous liquid (e.g., fatty oils). Compared with infusions, these are usually small volumes in the range of less than a … Injections
Structure and properties Lipids are characterized by being soluble in organic (apolar) solvents and generally sparingly soluble or insoluble in water. They have lipophilic (fat-loving, water-repellent) properties. Lipids also exist, with polar structural elements such as the phospholipids or ionized fatty acids. They are called amphiphilic and can form lipid bilayers, liposomes and micelles. For … Lipids
Products Lip balms are available in numerous variants from many suppliers in retail and specialty stores. The best-known brand in German-speaking countries is Labello. Labello is also used as a synonym for the general term lip pomade. Pomade (with an m) derives from, French for ointment. Lip pomades can also be homemade, see Homemade lip … Lip Balm
Products Many pharmaceuticals, cosmetics (personal care products), medical devices, and foods (e.g., milk, mayonnaise) are emulsions. Structure and properties Emulsions are liquid or semi-solid preparations for external or internal use. They are dispersed systems (dispersions) in which two or more liquid or semisolid phases are combined by emulsifiers, resulting in a mixture that is heterogeneous … Emulsions
Products Cetylstearyl alcohol is used as an excipient in medicinal products, especially in semisolid dosage forms such as creams or lotions. Structure and properties Cetylstearyl alcohol is a mixture of solid aliphatic alcohols consisting mainly of cetyl alcohol and stearyl alcohol of animal or plant origin. Cetylstearyl alcohol exists as white to pale yellow waxy … Cetylstearyl Alcohol
Structure and properties Refined sunflower oil is the fatty oil obtained from the seeds of L. by mechanical pressing or by extraction and subsequent refining. It exists as a clear, pale yellow liquid and is practically insoluble in water. The main fatty acids in the oil include oleic acid and linoleic acid. Both are unsaturated. … Sunflower Oil
Symptoms Possible symptoms of head lice infestation include itching and skin disorders of the scalp. Lice eczema occurs mainly on the back of the neck and may be accompanied by swollen lymph nodes. A head lice infestation can also proceed without symptoms, especially in the beginning during the first weeks. The eggs and empty egg … Head Lice Symptoms, Causes and Treatment
Definition Esters are organic compounds formed by the reaction of an alcohol or phenol and an acid such as a carboxylic acid. The condensation reaction releases a water molecule. The general formula of esters is: esters can also be formed with thiols (thioesters), with other organic acids, and with inorganic acids such as phosphoric acid … Ester
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
