TY  - BOOK
AU  - Helrich,Kenneth
ED  - Association of Official Analytical Chemists
TI  - Official methods of analysis
SN  - 0-935584-42-0
SN  - 0066-961X
CY  - Arlington
KW  - Química agrícola
KW  - Análisis de los alimentos
KW  - Sustancias químicas
N1  - Contiene: Vol.1: Agricultural Chemicals; Contaminants; Drugs. ; Vol.2: Food composition; Additives; Natural contaminants
ER  -