00000cam a22000004a 4500 UP-1685523046125097589 Buklod 20230503092606.0 m |o d | ta 991231s1919 xx r |||| u|eng|| (iLib)UPMNL-00000021107 S587 A7 1970 Association of Official Agricultural Chemists. Official methods of analysis. 11th ed. Washington [s.n.] 1919. v. ill. 27 cm. 1970, 1975 by the Association of Official Analytical Chemists. Title varies: v. 1-6, official and tentative methods of analysis. On spine, v. 1- Methods of analysis. Vol. 1 issued by the association's Committee on Revision of Methods ; v. 2- by its Committee on Editing Methods of analysis Agricultural chemistry. Chemistry, Analytic. UPMNL PHARM S587 A7 1970 Book