TY  - GEN
AU  - HOROWITZ, WILLIAM.
TI  - OFFICIAL METHODS OF ANALYSIS OF THE   ASSOCIATION OF OFFICIAL ANALTICA CHEMISTS/ 
U1  - 664.07 O33 1980 
PY  - 1980///
CY  - WASHINGTON: 
PB  - ASSOCIATION OF OFFIACIAL  ANALYTICAL CHEMISTS
KW  - 1.QUIMICA ANALITICA
ER  -