TY  - BOOK
AU  - Snell,Foster Dee
AU  - Snell,Cornelia T.
TI  - Colormetric methods of analysis: including some turbidimetric and nephelometric methods 
PY  - 1948///-1954
CY  - Princeton, New Jersey
PB  - Nostrand
KW  - Colormetric analysis
ER  -