Rideal-Walker coefficient

(redirected from Rideal-Walker method)

Rid·e·al-Walk·er co·ef·fi·cient

(rid'ē-ăl wah'kĕr),
a figure expressing the disinfecting power of any substance; it is obtained by dividing the figure indicating the degree of dilution of the disinfectant that kills a microorganism in a given time by that indicating the degree of dilution of phenol that kills the organism in the same space of time under similar conditions.

Rid·e·al-Walk·er co·ef·fi·cient

(rid'ē-ăl waw'kĕr kō'ĕ-fish'ĕnt)
A figure expressing the disinfecting power of any substance; obtained by dividing the figure indicating the degree of dilution of the disinfectant that kills a microorganism in a given time by the figure, indicating the degree of dilution of phenol that kills the organism in the same amount of time under similar conditions.
Synonym(s): phenol coefficient.

Rideal,

Samuel, English chemist and bacteriologist, 1863-1929.
Rideal-Walker coefficient - a figure expressing the disinfecting power of any substance. Synonym(s): hygienic laboratory coefficient; phenol coefficient
Rideal-Walker method

Walker,

J.T. Ainslie, English chemist, 1868-1930
Rideal-Walker coefficient - see under Rideal
Rideal-Walker method

Rid·e·al-Walk·er co·ef·fi·cient

(rid'ē-ăl waw'kĕr kō'ĕ-fish'ĕnt)
A figure expressing the disinfecting power of any substance.
Synonym(s): phenol coefficient.

Rideal-Walker coefficient

a measure of the efficiency of a disinfectant compared with that of phenol. Called also phenol coefficient.