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Ammonium Iron (III) Sulphate 500g

Ammonium Iron (III) Sulphate 500g Also known as ferric ammonium sulphate or iron alum and has the appearance of weak violet crystals. It is a weak oxidising agent. Minimum Assay: >99.00% Molecular Formula: N

£18.99

Ammonium Chloride 500g

Ammonium Chloride 500g MSDS AMMONIUM CHLORIDE

£4.80

REDUCTION ADAPTERS SOCKET 14/23 CONE 19/26

REDUCTION ADAPTERS SOCKET 14/26 CONE 19/26

£2.94

EXPANSION ADAPTERS SOCKET 24/29 CONE 19/26

EXPANSION ADAPTERS SOCKET 24/29 CONE 19/26

£3.46

STILL HEAD JOINTED CONE 19/26 SOCKET 14/23

STILL HEAD JOINTED CONE 19/26 SOCKET 14/23

£5.19

DRYING TUBES ANGLED 14/23

DRYING TUBES ANGLED 14/23

£3.99

STILL HEAD JOINTED CONE 19/26 SOCKET 19/26

STILL HEAD JOINTED CONE 19/26 SOCKET 19/26

£4.35

STOPPERS JOINTED 19/26

STOPPERS JOINTED 19/26

£1.73

£108.00

Dewpoint Thermohygrometer

This thermo-hygrometer with dew point is a compact, easy-to-use, robust instrument for fast, repeatable measurements of relative humidity, temperature and dew point. It is ideal for single handed operation when taking measurements in air st

£52.00

LENSES DOUBLE CONCAVE 50MM DIA FL1000MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONCAVE 50MM DIA FL250MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONCAVE 50MM DIA FL150MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONVEX 50MM DIA FL1000MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL250MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL300MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL200MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL100MM

Spherical optically worked glass, with ground edges highly polished

£1.21

FLASK STAND

Can hold round bottom flask upto 10 ltr. capacity. Stackable and can be steam autoclaved

£4.25

CHEMICAL STORAGE BOTTLE 100ML

Made from borosilicate glass with wide mouth and graduated. Complete with a 45mm dia chemical resistant PTFE lined screw cap suitable for long term storage of concentrated Nitric acid. See CLEAPS guides GL251 & GL2

£10.99

Mr Grasshead

A large fist-sized head stuffed with sawdust. Grass seed is mixed into the top so that when watered, grass sprouts like green hair, which can then be trimmed and styled and will continue to grow while he is properly maintained. A wat

£4.15

£2.75

Low Tox thermometer 155mm blue

-10 to +110 155mm Total Immersion Initial‚ Brand Low Tox Thermometer Blue Fill.

£4.01

TEST TUBES WITH SIDE ARM 150X19MM

Borosilicate glass 3.3, with side arm. approx. size. Singles

£0.63

Sound Level Meter

UT353 is a Mini Sound Meter which can convert ambient sound into electrical signals, process data and displays results on LCD. It does not have traditional meter issues such as meter being too large, complex operation, and so o

£18.70

Light Meter

UT383 is a MiniLight Meter equipped with photo electricsensing technology, which can effectively represent light intensity with electrical signals, then processes data and displays the result on LCD. It is light weight, compac

£19.10

SPRING BALANCES, PUSH/PULL 5Kg/50N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

SPRING BALANCES, PUSH/PULL 250g/2.5N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

SPRING BALANCES, PUSH/PULL 500g/5N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

STEEL SPHERE 25MM PK5

Solid steel spheres, hardened and chrome plated.

£5.88

STEEL SPHERE 16MM PK10

Solid steel spheres, hardened and chrome plated.

£4.14

BURSTING BOTTLE

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

£6.35

2 SPEED TICKER TIMER

For measuring velocity and acceleration. A vibrating striker prints dots on \nthe tape using carbon disc. The unit is housed in a sturdy plastic case, \nworks on 6-9 V DC, producing 25 or 40 dots per second.

£18.10

MOUNTED SOLAR CELL

For use with the motor to demonstrate the \nproduction of electrical energy directly from \nlight energy. The apparatus comprises a \nselenium photo-voltic cell.

£13.90

SET OF MASSES, BRASS 1000g

Set comprises of 9 x 100 gram masses and one 100 gram hanger to give a total of 1000 gram.

£25.71

SAND TIMER 1 MINUTE (GREEN) PK3

Robust colour co-ordinated sand timers giving accurate interval times for individual pupil use. Ideal for use in both Science and Maths lessons. Size: 90mm x 25mm.

£2.75

TAPE MEASURE 10 METER

One side metric and other in feet & inches. Fiberglass with PVC covering, waterproof. Case made of zinc-coated \nsteel sheet, covered with vinyl and fitted with a flush winding-handle

£4.35

£7.99

BAR BREAKING APPARATUS

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

£36.25

PENDULUM BOBS LEAD

Spherical with hook, available in 19mm

£1.07

VERNIER CALIPER, SLIDING, PLASTIC

Columbus type calliper enabling the user to read either inside, outside or depth measurements. With dual scale 0-12 cm x 0.1 mm Imperial scale graduated to 5 x 1/16‚ provided with thumb movement for easy motion of jaws.

£1.84

LAMPS INFARED, SCREW

A 250W tungsten filament bulb available with screw fitting, internally silvered.

£12.50

TYPICAL ANIMAL CELL

3 - Dimensional model with one side \ndissected to show complete internal \nstructure. Mounted on wooden base with Key \nCard.

£20.46

THERMISTOR UNIT

A cluster of five thermistor units, connected in parallel

£10.91

PLANT STRUCTURE SLIDE SET

Plant Structure ‚ Angiosperms. Set of 19 slides Allium, L.S. root tip for mitosis Buxus, lower epidermis Capsella,

£18.88

QUADRAT RIGID 100 SQUARES

Made from Grade 304 Stainless Steel with overall dimensions (500x500) mm square and sub divided into square grid. 100 sub grids

£17.10

POWER AND ENERGY MONITOR

This monitor can be used to measure the power and energy consumption of a wide range of mains devices (up to a maximum power of 3750 W). The display shows values of voltage (V), current (A), power (W), frequency (Hz) and energy (kWh). It is straig

£13.75

BARE COPPER WIRE, 0.28mm DIA

BARE COPPER WIRE, 0.28mm DIA, 32 SWG, 250g

£9.97

Showing products per page

Ammonium Iron (III) Sulphate 500g

Ammonium Iron (III) Sulphate 500g Also known as ferric ammonium sulphate or iron alum and has the appearance of weak violet crystals. It is a weak oxidising agent. Minimum Assay: >99.00% Molecular Formula: N

£18.99

Ammonium Chloride 500g

Ammonium Chloride 500g MSDS AMMONIUM CHLORIDE

£4.80

REDUCTION ADAPTERS SOCKET 14/23 CONE 19/26

REDUCTION ADAPTERS SOCKET 14/26 CONE 19/26

£2.94

EXPANSION ADAPTERS SOCKET 24/29 CONE 19/26

EXPANSION ADAPTERS SOCKET 24/29 CONE 19/26

£3.46

STILL HEAD JOINTED CONE 19/26 SOCKET 14/23

STILL HEAD JOINTED CONE 19/26 SOCKET 14/23

£5.19

DRYING TUBES ANGLED 14/23

DRYING TUBES ANGLED 14/23

£3.99

STILL HEAD JOINTED CONE 19/26 SOCKET 19/26

STILL HEAD JOINTED CONE 19/26 SOCKET 19/26

£4.35

STOPPERS JOINTED 19/26

STOPPERS JOINTED 19/26

£1.73

£108.00

Dewpoint Thermohygrometer

This thermo-hygrometer with dew point is a compact, easy-to-use, robust instrument for fast, repeatable measurements of relative humidity, temperature and dew point. It is ideal for single handed operation when taking measurements in air st

£52.00

LENSES DOUBLE CONCAVE 50MM DIA FL1000MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONCAVE 50MM DIA FL250MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONCAVE 50MM DIA FL150MM

Spherical, optically worked glass, with grounded edges highly polished.

£1.00

LENSES DOUBLE CONVEX 50MM DIA FL1000MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL250MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL300MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL200MM

Spherical optically worked glass, with ground edges highly polished

£0.89

LENSES DOUBLE CONVEX 50MM DIA FL100MM

Spherical optically worked glass, with ground edges highly polished

£1.21

FLASK STAND

Can hold round bottom flask upto 10 ltr. capacity. Stackable and can be steam autoclaved

£4.25

CHEMICAL STORAGE BOTTLE 100ML

Made from borosilicate glass with wide mouth and graduated. Complete with a 45mm dia chemical resistant PTFE lined screw cap suitable for long term storage of concentrated Nitric acid. See CLEAPS guides GL251 & GL2

£10.99

Mr Grasshead

A large fist-sized head stuffed with sawdust. Grass seed is mixed into the top so that when watered, grass sprouts like green hair, which can then be trimmed and styled and will continue to grow while he is properly maintained. A wat

£4.15

£2.75

Low Tox thermometer 155mm blue

-10 to +110 155mm Total Immersion Initial‚ Brand Low Tox Thermometer Blue Fill.

£4.01

TEST TUBES WITH SIDE ARM 150X19MM

Borosilicate glass 3.3, with side arm. approx. size. Singles

£0.63

Sound Level Meter

UT353 is a Mini Sound Meter which can convert ambient sound into electrical signals, process data and displays results on LCD. It does not have traditional meter issues such as meter being too large, complex operation, and so o

£18.70

Light Meter

UT383 is a MiniLight Meter equipped with photo electricsensing technology, which can effectively represent light intensity with electrical signals, then processes data and displays the result on LCD. It is light weight, compac

£19.10

SPRING BALANCES, PUSH/PULL 5Kg/50N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

SPRING BALANCES, PUSH/PULL 250g/2.5N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

SPRING BALANCES, PUSH/PULL 500g/5N

These scales are dual calibrated. Use grams for a mass activity and newtons for a force activity.

£3.14

STEEL SPHERE 25MM PK5

Solid steel spheres, hardened and chrome plated.

£5.88

STEEL SPHERE 16MM PK10

Solid steel spheres, hardened and chrome plated.

£4.14

BURSTING BOTTLE

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

£6.35

2 SPEED TICKER TIMER

For measuring velocity and acceleration. A vibrating striker prints dots on \nthe tape using carbon disc. The unit is housed in a sturdy plastic case, \nworks on 6-9 V DC, producing 25 or 40 dots per second.

£18.10

MOUNTED SOLAR CELL

For use with the motor to demonstrate the \nproduction of electrical energy directly from \nlight energy. The apparatus comprises a \nselenium photo-voltic cell.

£13.90

SET OF MASSES, BRASS 1000g

Set comprises of 9 x 100 gram masses and one 100 gram hanger to give a total of 1000 gram.

£25.71

SAND TIMER 1 MINUTE (GREEN) PK3

Robust colour co-ordinated sand timers giving accurate interval times for individual pupil use. Ideal for use in both Science and Maths lessons. Size: 90mm x 25mm.

£2.75

TAPE MEASURE 10 METER

One side metric and other in feet & inches. Fiberglass with PVC covering, waterproof. Case made of zinc-coated \nsteel sheet, covered with vinyl and fitted with a flush winding-handle

£4.35

£7.99

BAR BREAKING APPARATUS

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

£36.25

PENDULUM BOBS LEAD

Spherical with hook, available in 19mm

£1.07

VERNIER CALIPER, SLIDING, PLASTIC

Columbus type calliper enabling the user to read either inside, outside or depth measurements. With dual scale 0-12 cm x 0.1 mm Imperial scale graduated to 5 x 1/16‚ provided with thumb movement for easy motion of jaws.

£1.84

LAMPS INFARED, SCREW

A 250W tungsten filament bulb available with screw fitting, internally silvered.

£12.50

TYPICAL ANIMAL CELL

3 - Dimensional model with one side \ndissected to show complete internal \nstructure. Mounted on wooden base with Key \nCard.

£20.46

THERMISTOR UNIT

A cluster of five thermistor units, connected in parallel

£10.91

PLANT STRUCTURE SLIDE SET

Plant Structure ‚ Angiosperms. Set of 19 slides Allium, L.S. root tip for mitosis Buxus, lower epidermis Capsella,

£18.88

QUADRAT RIGID 100 SQUARES

Made from Grade 304 Stainless Steel with overall dimensions (500x500) mm square and sub divided into square grid. 100 sub grids

£17.10

POWER AND ENERGY MONITOR

This monitor can be used to measure the power and energy consumption of a wide range of mains devices (up to a maximum power of 3750 W). The display shows values of voltage (V), current (A), power (W), frequency (Hz) and energy (kWh). It is straig

£13.75

BARE COPPER WIRE, 0.28mm DIA

BARE COPPER WIRE, 0.28mm DIA, 32 SWG, 250g

£9.97

Showing products per page