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The Irwin Radiant Heat source is a compact and safe heat source for school heat radiation experiments. It comprises a base and cage containing a custom made infra-red heating lamp of the dull emitter
A 250W tungsten filament bulb available with screw fitting, internally silvered.
Comprising a heavy cast iron frame bars. 340 x 120 x 100 mm with slotted end pillars to carry a stout iron bar. The bar is threaded at one end for a large tensioning nut and has holes at the other end to accommod
Demonstrates the anamalous expansion of water on freezing. Bottles are constructed from cast iron. Bottle size 90mm in length and 20mm in dia. Supplied with plug
-10 to +110 155mm Total Immersion Initial‚ Brand Low Tox Thermometer Blue Fill.
Range °C: -10 to +210 Division: 1.0 Length: 405mm
-10 to +210 405mm Total Immersion Lo Tox Laboratory Thermometer Range ªC: -10 to +210 Division: 1.0 Length: 405mm
Comprising a mild steel bar 11x10mm on rod with a wooden handle, overall length 280mm approx., with metal cast gauge, sliding fi t over ends of bar with hole 10mm bore, in one arm.
Demonstrated the Brownian Motion‚ or random motion of smoke particles. A specially designed plastic box has a sliding lid at the top and contains a glass smoke cell, a cylindrical condensing lens and a low voltage festoon
A red spirit filled thermometer yellow backed -10 to 110. 300mm long.
LO-tox™ is an organic filling specially chosen to achieve a wide temperature span and provide the lowest practical levels of hazard. The quality and legibility make these an ideal substitute for mercu
Metal frame with six glass tubes of different bores, each of 150 mm length, fitted with corks, to show different heights of water column in different bore tubes.
Demonstrates the difference in conductivity of two different substances. Comprises two identical looking square blocks but of different materials one of thermal conducting material and the other of thermal insulating material. On placing ice on bo
It consists of a heating coil, wound over a rectangular form with 4mm sockets. It also contains a pair of aluminium sheets lined with a heat resistant screen having an aperture. Mounted on a rod. Heat resistant screen: 75x63mm, 28mm apertur
Metal strips of size about 200x12mm (length x width), of different metals, each supplied in pack of 10
Made from soda glass, these tubes are easy to seal in a Bunsen flame and break into two. Supplied in robust tube holder, pack of 100 tubes. Tube overall length is 100mm Tube diameter = 1.9mm, inner diameter = 1.3mm and wall th
Metal strips of size about 200x12mm (length x width), of different metals, each supplied in pack of 10
it consists of a group of thermocouples joines together in series. The thermocouples are enclosed in a metalic frame. It is supplied complete with metalic cone which is mounted on an adjustable stand. Leslies cube can be used with these thermopile
A clear simple way of demonstrating that the volume of a fixed mass of gas is proportional to its absolute temperature. It comprises a Jollys apparatus on an anodised stand. A scale is marked in mm. Spring clips secure
To demonstrate effect of \ntemperature on the density \nof a liquid. The Floating \nDensity Ball is a hollow \nmetal sphere which floats \nwhen placed in cool water \nand sink in warm water. diameter \nof ball is 10cm, with \ninstructions.
A red spirit filled thermometer yellow backed -10 to 110. 300mm long.
'-35 to +50 305mm 76mm Immersion Eco Therm Laboratory Thermometer.
'-35 to +50 305mm Total Immersion Eco Therm Laboratory Thermometer.
-10 to +110 300mm Partial Immersion Initial‚ Brand Thermometer Blue Fill.
-10 to +110 150mm Total Immersion Initial‚ Brand Thermometer Green Fill.
To show the convection of heat in a liquid. Glass tube 20 mm outer diameter bent into rectangle approx. 380 x 300 mm fitted with filling funnel. Made from borosilicate glass
This pocket size and easy-to-use infrared thermometer is ideal for precise non-contact measurement of surface temperatures. Suitable for monitoring appliances, heating, ventilation & air conditioning systems, food preparation and storage tempe
This compact easy-to-use infrared thermometer with Class II laser sighting is ideal for non-contact measurement of surface temperatures. Suitable for food preparation, plant & general maintenance, HVAC, transport & automotive, asphalt, hea
This thermometer offers ease of use, fast response and high accuracy combined with the unique safety feature of a foldaway probe. It is waterproof to IP-67 rating. It is ideally suited for liquid or semi-solid sampling having a pointed stainless s
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The Irwin Radiant Heat source is a compact and safe heat source for school heat radiation experiments. It comprises a base and cage containing a custom made infra-red heating lamp of the dull emitter
A 250W tungsten filament bulb available with screw fitting, internally silvered.
Comprising a heavy cast iron frame bars. 340 x 120 x 100 mm with slotted end pillars to carry a stout iron bar. The bar is threaded at one end for a large tensioning nut and has holes at the other end to accommod
Demonstrates the anamalous expansion of water on freezing. Bottles are constructed from cast iron. Bottle size 90mm in length and 20mm in dia. Supplied with plug
-10 to +110 155mm Total Immersion Initial‚ Brand Low Tox Thermometer Blue Fill.
Range °C: -10 to +210 Division: 1.0 Length: 405mm
-10 to +210 405mm Total Immersion Lo Tox Laboratory Thermometer Range ªC: -10 to +210 Division: 1.0 Length: 405mm
Comprising a mild steel bar 11x10mm on rod with a wooden handle, overall length 280mm approx., with metal cast gauge, sliding fi t over ends of bar with hole 10mm bore, in one arm.
Demonstrated the Brownian Motion‚ or random motion of smoke particles. A specially designed plastic box has a sliding lid at the top and contains a glass smoke cell, a cylindrical condensing lens and a low voltage festoon
A red spirit filled thermometer yellow backed -10 to 110. 300mm long.
LO-tox™ is an organic filling specially chosen to achieve a wide temperature span and provide the lowest practical levels of hazard. The quality and legibility make these an ideal substitute for mercu
Metal frame with six glass tubes of different bores, each of 150 mm length, fitted with corks, to show different heights of water column in different bore tubes.
Demonstrates the difference in conductivity of two different substances. Comprises two identical looking square blocks but of different materials one of thermal conducting material and the other of thermal insulating material. On placing ice on bo
It consists of a heating coil, wound over a rectangular form with 4mm sockets. It also contains a pair of aluminium sheets lined with a heat resistant screen having an aperture. Mounted on a rod. Heat resistant screen: 75x63mm, 28mm apertur
Metal strips of size about 200x12mm (length x width), of different metals, each supplied in pack of 10
Made from soda glass, these tubes are easy to seal in a Bunsen flame and break into two. Supplied in robust tube holder, pack of 100 tubes. Tube overall length is 100mm Tube diameter = 1.9mm, inner diameter = 1.3mm and wall th
Metal strips of size about 200x12mm (length x width), of different metals, each supplied in pack of 10
it consists of a group of thermocouples joines together in series. The thermocouples are enclosed in a metalic frame. It is supplied complete with metalic cone which is mounted on an adjustable stand. Leslies cube can be used with these thermopile
A clear simple way of demonstrating that the volume of a fixed mass of gas is proportional to its absolute temperature. It comprises a Jollys apparatus on an anodised stand. A scale is marked in mm. Spring clips secure
To demonstrate effect of \ntemperature on the density \nof a liquid. The Floating \nDensity Ball is a hollow \nmetal sphere which floats \nwhen placed in cool water \nand sink in warm water. diameter \nof ball is 10cm, with \ninstructions.
A red spirit filled thermometer yellow backed -10 to 110. 300mm long.
'-35 to +50 305mm 76mm Immersion Eco Therm Laboratory Thermometer.
'-35 to +50 305mm Total Immersion Eco Therm Laboratory Thermometer.
-10 to +110 300mm Partial Immersion Initial‚ Brand Thermometer Blue Fill.
-10 to +110 150mm Total Immersion Initial‚ Brand Thermometer Green Fill.
To show the convection of heat in a liquid. Glass tube 20 mm outer diameter bent into rectangle approx. 380 x 300 mm fitted with filling funnel. Made from borosilicate glass
This pocket size and easy-to-use infrared thermometer is ideal for precise non-contact measurement of surface temperatures. Suitable for monitoring appliances, heating, ventilation & air conditioning systems, food preparation and storage tempe
This compact easy-to-use infrared thermometer with Class II laser sighting is ideal for non-contact measurement of surface temperatures. Suitable for food preparation, plant & general maintenance, HVAC, transport & automotive, asphalt, hea
This thermometer offers ease of use, fast response and high accuracy combined with the unique safety feature of a foldaway probe. It is waterproof to IP-67 rating. It is ideally suited for liquid or semi-solid sampling having a pointed stainless s
Showing products per page