Products Pure benzoic acid is available as an open product in pharmacies and drugstores. It is found in liquid, semi-solid and solid medicines. Structure and properties Benzoic acid (C7H6O2, Mr = 122.1 g/mol) exists as a white, odorless, crystalline powder or as colorless crystals and is sparingly soluble in water. In contrast, it is more … Benzoic Acid
Products Sulfites are added to pharmaceuticals, foods and personal care products as excipients and additives. They can also be naturally present in foods. Even the Romans used sulfur dioxide as a preservative for wine. Structure and properties Sulfites are the salts of sulfurous acid, which is extremely unstable and undetectable in water (H2SO3). Example sodium … Sulfites
Products Cefaclor is commercially available as sustained-release film-coated tablets and as a suspension (Ceclor). It has been approved in many countries since 1978. Structure and properties Cefaclor monohydrate (C15H14ClN3O4S – H2O, Mr = 385.8) is a white to pale yellow powder that is sparingly soluble in water. It is a semisynthetic antibiotic and has structural … Cefaclor
Products Bentonite is available as a pure substance in pharmacies and drugstores. Specialty retailers can order it from specialized suppliers. It is named after the place where it was found near Fort Benton in the United States. Structure and properties Bentonite is a natural clay with a large proportion of montmorillonite, a hydrous aluminum silicate … Bentonite
Products Many drugs are available in the form of suppositories. The most commonly administered in the office are acetaminophen suppositories for the treatment of fever and pain in infants and children (photo, click to enlarge). Definition Suppositories are single-dose medicinal preparations with a solid consistency. They usually have an elongated, torpedo-like shape and a smooth … Suppositories (Suppositories)
Products Pure malic acid is available in specialized stores. The name of the acid is derived from Latin (apple), because it was first isolated from apple juice in 1785. Structure and properties Malic acid (C4H6O5, Mr = 134.1 g/mol) is an organic dicarboxylic acid which belongs to the hydroxycarboxylic acids. It exists as a white … Malic Acid
Products Extracts are contained in numerous medicinal products, for example, in tablets, capsules, drops, creams, ointments, and injection solutions (selection). They are also used in the preparation of cosmetics, dietary supplements, foods, and medical devices. Structure and properties Extracts are extracts made with a solvent (= extracting agent) such as water, ethanol, methanol, fatty oils, … Extracts
Products Soybean oil is used as an excipient in medicinal products, for example, injectables, soft capsules, baths and semi-solid dosage forms. Structure and properties Refined soybean oil is a fatty oil obtained from the seeds of by extraction and subsequent purification. A suitable antioxidant may be added. Refined soybean oil exists as a clear, pale … Soybean Oil
Products Oxygen is commercially available in the form of compressed gas cylinders (oxygen cylinders) with a white color as a compressed gas. In many countries, it is available from PanGas, for example. Structure and properties Oxygen (symbol: O, elemental: O2, atomic number: 8, atomic mass: 15,999) is present as dioxygen (O2, O=O) as a colorless, … Oxygen
Products Carnauba wax is available as a pure substance in specialized stores. Annual production is in the range of 20,000 tons. Structure and properties Carnauba wax is the wax extracted and purified from the leaves of the Brazilian carnauba palm (synonym: ). It exists as a powder, in the form of flakes or as a … Carnauba Wax
Products Carrageenan is used as an excipient in pharmaceuticals as well as in food and personal care products. Structure and properties Carrageenans are composed of polysaccharides from various red algae species (e.g. , Irish moss) and are obtained by extraction, separation and purification. The main constituents are potassium, sodium, calcium or magnesium salts of the … Carrageenan
Products Cyclamate is found in beverages, foods, and pharmaceuticals, among other products (E 952). It is also available in the form of small tablets, powder or liquid. Cyclamate was first synthesized in the 1930s in the United States and patented in the 1940s. Structure and properties Cyclamate is cyclohexylsulfamic acid or the corresponding sodium or … Cyclamate
