Hoffman's
Voltameter
to
demonstrate
that
H2O
consists
of
two
volumes
of
Hydrogen
and
one
volume
of
Oxygen
with
50
ml.
graduated
limbs
and
removable
platinum
electrodes.
Cat
No.
1182.1
Spare
Platinum
Electrodes
pair
for
Hoffman's
Voltameter.
Cat
No.
1183.1
Spare
Carbon
Electrodes
pair
for
Hoffman's
Voltameter.
