CHROMATOGRAPHY

noun

30 Scrabble

31 WWF

C 3

H 4

R 1

O 1

M 3

A 1

T 1

O 1

G 2

R 1

A 1

P 3

H 4

Y 4

Definition

Any of various techniques for the qualitative or quantitative separation of the components of mixtures of compounds; all characterised by the use of a mobile phase (gas or liquid) moving relative to a stationary phase (liquid or solid) - the differences between the rates of migration of the compounds between the two phases effects the separation.