pH meters
Wilson, A.
pH meters [by] A. Wilson. - London New York Kogan Page Ltd. Barnes and Noble 1970. - 119 p. illus. 23 cm. - Laboratory instruments and techniques series .
0850381304
70024655
B71-00111
Hydrogen-ion concentration--Measurement.
Chemical apparatus.
QD561 / .W63
541/.3728
pH meters [by] A. Wilson. - London New York Kogan Page Ltd. Barnes and Noble 1970. - 119 p. illus. 23 cm. - Laboratory instruments and techniques series .
0850381304
70024655
B71-00111
Hydrogen-ion concentration--Measurement.
Chemical apparatus.
QD561 / .W63
541/.3728