TY  - BOOK
AU  - Sandell, Ernest Birger.
TI  - Colorimetric determination of traces of metals
T2  - Chemical analysis
U1  - 545.8 
PY  - 1959///
CY  - New York
PB  - Interscience
KW  - ColorimetrÃ­a
KW  - Metales
KW  - AnÃ¡lisis
ER  -