Official methods of analysis of the Association of Official Analytical Chemists/ edited by Kenneth Helrich. - 15th ed. - Arington, Va. : Association of official Analytical Chemists, Inc., c1990 - 2 v. [xxiv, 1298] : ill. ; 28 cm. - x 0066-961x .

Inclues index

0935584420


Chemistry, Analytic.

543 / AOAC