In chemistry, acid value (AV, acid number, neutralization number or acidity) is a number used to quantify the acidity of a given chemical substance. It...

of all the fatty acids present in the sample in form of triglycerides. The higher the saponification value, the lower the fatty acids average length, the...

example, a hypothetical weak acid having Ka = 10−5, the value of log Ka is the exponent (−5), giving pKa = 5. For acetic acid, Ka = 1.8 x 10−5, so pKa is...

chemistry, the hydroxyl value is defined as the number of milligrams of potassium hydroxide (KOH) required to neutralize the acetic acid taken up on acetylation...

{\displaystyle K_{{\ce {a}}}} value. The strength of a weak organic acid may depend on substituent effects. The strength of an inorganic acid is dependent on the...

negative) values of H0. Fluoroantimonic acid (−23 > H0 > −28) Magic acid (H0 = −23) Carborane acid (H0 < −18) Fluorosulfuric acid (H0 = −15) Triflic acid (H0...

An essential amino acid, or indispensable amino acid, is an amino acid that cannot be synthesized from scratch by the organism fast enough to supply its...

same as an acid value. ASTM D2073 - This is a potentiometric method. ASTM D2074-07 ASTM D2896 - potentiometric method with perchloric acid. ASTM D6979-03...

rancid taste is noticeable. Acid value Amine value Bromine number Epoxy value Hydroxyl value Iodine value Saponification value Chemistry And Technology Of...

an electron pair, known as a Lewis acid. The first category of acids are the proton donors, or Brønsted–Lowry acids. In the special case of aqueous solutions...

juice, for example, the ratio of citric acid to D-isocitric acid is usually less than 130. An isocitric acid value higher than this may be indicative of...

table below. Acid number Amine value Argentation chromatography Bromine number Epoxy value Hydroxyl value Peroxide value Saponification value ^ The interaction...

condition where serum uric acid value is at a high normal level between 6–7 mg/dL in men and 5–6 mg/dl in women. This value is presently considered normal...

monounsaturated oleic acid in each triglyceride. The predominant triglycerides are POS, SOS, and POP, where P = palmitic, O = oleic, and S = stearic acid residues...

Pantothenic acid (vitamin B5) is a B vitamin and an essential nutrient. All animals need pantothenic acid in order to synthesize coenzyme A (CoA), which...

concentrations of citric acid in citrus fruits range from 0.005 mol/L for oranges and grapefruits to 0.30 mol/L in lemons and limes; these values vary within species...

for use at a specific pH, it should have a pKa value as close as possible to that pH. With strongly acidic solutions, pH less than about 2 (coloured red...

ACID properties. In these examples, the database table has two columns, A and B. An integrity constraint requires that the value in A and the value in...

value (or ester index): a calculated index. Ester value = Saponification value – Acid value. Amine value: the mass in milligrams of KOH equal to the amine...

aqueous solutions. Acidic solutions (solutions with higher concentrations of hydrogen (H+) ions) are measured to have lower pH values than basic or alkaline...

acids the protein is composed of minus 18.01524 Da per peptide bond. §: Values for Asp, Cys, Glu, His, Lys & Tyr were determined using the amino acid...

it may be nearly odorless and tasteless. It has a high saturated fatty acid content and no trans fat. At retail, refined lard is usually sold as paper-wrapped...

Lactic acid is an organic acid. It has the molecular formula CH3CH(OH)COOH. It is white in the solid state and it is miscible with water. When in the...

free fatty acids and glycerol. In particular, short-chain fatty acids, such as butyric acid, are malodorous. When short-chain fatty acids are produced...

The lead-acid battery is a type of rechargeable battery first invented in 1859 by French physicist Gaston Planté. It is the first type of rechargeable...

triterpenyl esters of ferulic acids. Also present are tocopherols and tocotrienols (two types of vitamin E) and phytosterols. Fatty acid composition Physical properties...

Formic acid (from Latin formica 'ant'), systematically named methanoic acid, is the simplest carboxylic acid, and has the chemical formula HCOOH and structure...

Hydrochloric acid, also known as muriatic acid or spirits of salt, is an aqueous solution of hydrogen chloride (HCl). It is a colorless solution with...

acid is a heterocyclic compound of carbon, nitrogen, oxygen, and hydrogen with the formula C5H4N4O3. It forms ions and salts known as urates and acid...

carboxylic acid is an organic acid that contains a carboxyl group (−C(=O)−OH) attached to an R-group. The general formula of a carboxylic acid is often...