TY  - BOOK
AU  - Welcher, Frank J.
AU  - Hahn, Richard B.
TI  - Semimicro qualitative analysis
U1  - 544.8 
PY  - 1955///
CY  - Toronto
PB  - D. Van Nostrand
KW  - Chemistry-Analytic -Qualitative
KW  - Chemistry, Inorganic
ER  -