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Tel: 01206 751166 Fax: 01206 751188
Laboratory Equipment
Aluminium and
Copper Calorimeters
A range of calorimeters with parallel sides
and a rolled rim.
•
Available in aluminium or copper
•
Eisco PH0438 & PH0440 series
Stirrer not included.
Metal
Size
Order code 1+
Aluminium 75 x 50mm
52-3645
£1.49
Aluminium 100 x 75mm
52-3644
£2.29
Copper
75 x 50mm
52-3647
£2.69
Copper
100 x 75mm
52-3646
£4.69
565655
Metal Block
Calorimeters
A range of metal block calorimeters that can
be used for the experimental determination of
the specific heat capacity of various metals.
Each cylindrical block has a mass of 1kg
adjusted to an accuracy of 2%. The blocks
are drilled with two holes: a larger 12.5mm
central hole for a special immersion heater
and a smaller hole 7.5mm diameter for a
thermometer or temperature sensor.
•
Eisco PH0435 series
Material
Order code 1+
Aluminium
52-3651
£14.49
Brass
52-3652
£24.95
Copper
52-3653
£26.95
Steel
52-3654
£9.95
565659
Hoffman’s
Complete
Electrolysis
Apparatus
Hoffman’s apparatus is used for
demonstrating the decomposition
of water, determination of chemical
composition by electrolysis and has
applications in the evaluation of the
electrochemical equivalent of hydrogen.
The glass unit has two connected limbs,
each of approximately 50ml capacity
(graduated 2 to 50ml), integral reservoir
tube and funnel-shaped bulb, with a
PTFE stopcock at the top of each limb.
•
Supplied with 2 carbon and 2 platinum
electrodes
•
Requires a 12V DC power supply
•
Must be set up vertically using a clamp
and stand (sold separately)
•
Chemicals required: water, molar
sodium, potassium sulphate or
sulphuric acid
•
Eisco type CH0740B
Stand sold separately
Support Stand
Order code 52-3437
£11.49
Hoffmans Apparatus
Order code 52-3343
£54.95
Order online
Save time, and place your order at:
www.rapidonline.com24 hours a day
Order code
52-3438
£49.99