TY  - GEN
AU  - HELRICH, KENNETH, ED.
TI  - OFFICIAL METHODS OF ANALYSIS OF THE  ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS/ 
SN  - 0-935584-42-0
U1  - 630.243 O33 1990 
PY  - 1990///
CY  - VIRGINIA: 
PB  - ASSOCIATION OF OFFICIAL  ANALYTICAL CHEMISTS
KW  - QUIMICA AGRICOLA
KW  - ALIMENTOS -- COMPOSICION
KW  - ALIMENTOS - ADULTERACION E  INSPECCION
N1  - CONTENIDO : V.1.AGRICULTURA CHEMICALS   CONTAMINANTS ; DRUGS. -- V.2.FOOD   COMPOSITION ; ADDITIVES ; NATURAL  CONTAMINANTS
ER  -