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Polarographic iR compensator

Polarographic iR compensator

Polarograph, Students type

Polarograph, Students type

Manual polarograph by Southern Analytical,

Manual polarograph by Southern Analytical,

Tinsley Polarograph Type 19/21

Tinsley Polarograph Type 19/21

1964-1969
Tinsley polarograph

Tinsley polarograph

A3100 pulse polarograph by Shandon Southern Instruments Ltd.

A3100 Pulse Polarograph

Polarograph: A.1660 Davis differential cathode ray polarograph and A.1661 electrode stand with standard accessories; serial nos A1160/697; A1661/787

Davis differential cathode ray polarograph and electrode stand

1965