01112nam a2200253 4500 382877 382877 20050729d1955 y0pory50 ba eng Reagent chemicals American Chemical Society specifications Washington American Chemical Society 1955 xv, 428 p. 25 cm "Prepared by the 1955 Committee on Analytical Reagents, Edward Wichers, chairman. Officially approved by the Council of the American Chemical Society, April 3, 1955. Edited and produced by staff members of analytical chemistry." Foreword. Preface, edition of 1950. Preface, edition of 1955. Definitions, procedures and standards. Specifications. QUÍMICA 349496 ENSAIO 101745 ESTADOS UNIDOS American Chemical Society. Committee on Analytical Reagents 334103 Compra 0 PJ_18_000000000000000_B_20 2022-06-06 PJ26250 412192 PJ PJ PJ126250 PJ18.B.20 2022-06-06 0 MO Compra