TY  - BOOK
AU  - Snell,F.D., Cornella T. Snell and Chester Arthur Snell
TI  - Colorimetric methods of analysis:including photometric methods
AV  - QD 113  .S64 1959 
PY  - 1959///
CY  - New York
PB  - D. VAN Nostrand Co.
KW  - Colorimetric methods of analysis
ER  -