Acid–base extraction is a subclass of liquid–liquid extractions and involves the separation of chemical species from other acidic or basic compounds....

acid or strong base. The buffer capacity of a simple buffer solution is largest when pH = pKa. In acid–base extraction, the efficiency of extraction of...

very low toxicity of propionic acid. List of carboxylic acids Acid-base extraction Organic base Applications for lactic acid.http://www.purac...

or charcoal. The pure cocaine base can be recovered from the mixture by extraction (freebase) or acid-base extraction (hydrochloride) using common organic...

be purified from crude extracts of these organisms by acid-base extraction, or solvent extractions followed by silica-gel column chromatography. Alkaloids...

acid DEHPA is used in the solvent extraction of uranium salts from solutions containing the sulfate, chloride, or perchlorate anions. This extraction...

to an extraction in which impurities are extracted from the solvent containing the desired compound. Liquid–liquid extraction Acid-base extraction Supercritical...

decocainized leaf extract. Extraction of cocaine from coca requires several solvents and a chemical process known as an acid–base extraction, which can fairly...

and varying quantities of benzoic acid, methanol, and kerosene. In South America, coca paste, also known as cocaine base and, therefore, often confused with...

capable of refining opium into morphine base by a simple acid-base extraction. A sticky, brown paste, morphine base is pressed into bricks and sun-dried...

Liquid–liquid extraction, also known as solvent extraction and partitioning, is a method to separate compounds or metal complexes, based on their relative...

metabolites). Many alkaloids can be purified from crude extracts by acid-base extraction. Many alkaloids are toxic to other organisms. Polyphenols (a.k.a...

rubber residues to his West Orange Lab. Edison employed a two-part Acid-base extraction, to derive latex from the plant material after it was dried and crushed...

salts formed from the acid–base reaction with hydrochloric acid are known as hydrochlorides. For example, compare the free base hydroxylamine (NH2OH)...

Lewis acid as it is capable of accepting a lone pair. In a Lewis adduct, the Lewis acid and base share an electron pair furnished by the Lewis base, forming...

A conjugate acid, within the Brønsted–Lowry acid–base theory, is a chemical compound formed when an acid gives a proton (H+) to a base—in other words,...

The Brønsted–Lowry theory (also called proton theory of acids and bases) is an acid–base reaction theory which was developed independently in 1923 by physical...

In chemistry, an acid–base reaction is a chemical reaction that occurs between an acid and a base. It can be used to determine pH via titration. Several...

of many alkaloids in opium, is then extracted out of the opium by acid-base extraction and turned into heroin by reacting it with acetic anhydride. Other...

Phenol–chloroform extraction is a liquid-liquid extraction technique in molecular biology used to separate nucleic acids from proteins and lipids. Aqueous...

column-based nucleic acid purification is a solid phase extraction method to quickly purify nucleic acids. This method relies on the fact that nucleic acid will...

otherwise specified, acid–base reactions are assumed to involve the transfer of a proton (H+) from an acid to a base. Hydronium ions are acids according to all...

of the class can be extremely bioactive, for example strychnine. Acid–base extraction Amine value Amine gas treating Ammine Biogenic amine Ligand isomerism...

The first isolation of deoxyribonucleic acid (DNA) was done in 1869 by Friedrich Miescher. DNA extraction is the process of isolating DNA from the cells...

An acid–base titration is a method of quantitative analysis for determining the concentration of Brønsted-Lowry acid or base (titrate) by neutralizing...

"Ind+" for the conjugate acid of the indicator. The ratio of concentration of conjugate acid/base to concentration of the acidic/basic indicator determines...

[AuCl2]−. Chloroauric acid is the precursor used in the purification of gold by electrolysis. Liquid–liquid extraction of chloroauric acid is used for the recovery...

Trifluoroacetic acid (TFA) is a synthetic organofluorine compound with the chemical formula CF3CO2H. It belongs to the subclass of per- and polyfluoroalkyl...

mineral acids form hydrogen ions and the conjugate base when dissolved in water. Commonly used mineral acids are sulfuric acid (H2SO4), hydrochloric acid (HCl)...

Acid strength is the tendency of an acid, symbolised by the chemical formula HA, to dissociate into a proton, H+, and an anion, A−. The dissociation or...