TY  - BOOK
AU  - Webber,R.B.
TI  - The book of pH: a simple and complete description of the theory and practice of the measurement of pH as applied to science and industry 
U1  - 541.3 
PY  - 1957///
CY  - London
PB  - G. Newnes
KW  - Hydrogen-ion concentration
KW  - Measurement
ER  -