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Schoolmasters Science

Schoolmasters Science

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Stirring Bar Retriever
Stirring Bar Retriever
16607

Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.
Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.

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$18.36 Each $22.95 Each
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Stirring Bars
Stirring Bars
16605

Magnetic, polytetrafluorethylene coated. For use with magnetic stirrers.

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From $2.72 $3.40 Each
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Magnetic Stirrer
Magnetic Stirrer
13887

All components are rigidly mounted on a molded casing covered with a reinforced colored ABS plastic plate. Minimal vibration and well-balanced rotating arm give years of trouble-free operation. Max stirring capacity 1 liter. Minimum speed: 100rpm. Maximum speed: 800 to 100 rpm. 110/115V, 50/60 Hz power supply. 5.4"diameter x 2" height. Each stirrer comes with 1" long x 3" diameter Teflon coated magnetic stir bar and instruction manual.
All components are rigidly mounted on a molded casing covered with a reinforced colored ABS plastic plate. Minimal vibration and well-balanced rotating arm give years of trouble-free operation. Max stirring capacity 1 liter. Minimum speed: 100rpm. Maximum speed: 800 to 100 rpm. 110/115V, 50/60 Hz power supply. 5.4"diameter x 2" height. Each stirrer comes with 1" long x 3" diameter Teflon coated magnetic stir bar and instruction manual.

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$98 Each $122.50 Each
Centrifuge Tube
Centrifuge Tube
16660

Borosilicate glass centrifuge tube with conical bottom. 15 ml capacity. Graduated.
Borosilicate glass centrifuge tube with conical bottom. 15 ml capacity. Graduated.

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$5.25 Each
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Hand Driven Centrifuge - for 2 tubes
Hand Driven Centrifuge - for 2 tubes
14541

Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.
Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.

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$60 Each $75.00 Each