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8

Tel: 01206 751166 Fax: 01206 751188

Chemistry

Wooden Metre

Stick Rulers

Metre and half-metre stick rulers made

from premium grade hardwood.

Graduated on both edges in

centimetres and millimetres

Horizontal reading

Available in metre and

half-metre lengths

Eisco PH0064-PR

series

Half Metre Stick

Order code 52-3377

£2.49

Metre Stick

Order code 52-3376

£2.99

Disposable

Plastic

Tweezers

Disposable plastic

forceps/tweezers

for general

purpose

use in the

laboratory.

Length 110mm

Serrated jaw tips

Eisco type

BI0177

Only

£1.29

each

Order code

52-3450

£2.69

pack of 5

Order code

52-3703

£8.49

pack 12

Dissecting Scissors

A range of stainless steel dissecting scissors available

with various blade styles.

Stainless steel construction

Style

Order code

Straight

52-3357

Blunt

52-3358

Curved

52-3359

565542

Stainless Steel

Dissecting

Needles

A pack of five stainless steel

dissecting needles.

Straight style

Length 95mm

Supplied in

packs of 5

Eisco type BI0166A

Premium Potato Clock

This fascinating potato clock kit includes everything you need to

make a potato-powered clock - apart from the potatoes themselves!

The apparatus demonstrates how a clock can run without

a conventional battery - using fruit, potatoes or other starchy

vegetables.

Full instructions and explanations included

Eisco type PTCLK

Order code

52-3610

£9.95

Brownlee Water Electrolysis Apparatus

Brownlee’s Water Electrolysis Apparatus is used to demonstrate that electrically conductive liquids can

be decomposed and resolved into their constituent elements by means of a unidirectional electric current.

The gaseous components formed by this method can be trapped and their relative volumes estimated.

The apparatus consists of a support which rests on a 1 litre beaker or jar and has two clips that each hold an

inverted test tube. Platinum electrodes are positioned under the inverted test tubes and are attached to insulated

connecting rods which are attached to binding posts mounted on the support. When the beaker is filled with

a water-based solution and a direct current is passed between the electrodes, gases will begin to collect

in the inverted test tubes.

Requires a 1 litre beaker or jar, 6V battery or 10V DC power supply (not included)

Order code

52-3604

£34.95

Includes:

1x apparatus

2x corks

2x inverted test tubes

Includes full instruction

manual

Eisco type PH0941B

Kinetic Gas Theory

Demonstration

Apparatus

This apparatus allows students to study the

motion and behaviour of molecules in gases.

An electric motor running at 4 to 12V DC

vibrates a small platform inside a transparent

tube, so that a number of small steel balls

is vibrated violently inside the tube.

An increase in the violence of the vibration

simulates an increase in gas temperature

and an increase in the weight of the ‘float’

simulates an increase in gas pressure.

Demonstrates kinetic gas theory

Supplied with balls and 2 floats

Includes instruction manual

CE approved

Eisco type PH0203

Order code

52-3415

£24.95