United Scientific Supplies

US$3.63
LPN100 Litmus Paper Neutral, 100 Strips
Delivery within 2-3 weeks
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US$3.62
This clamp can be attached to any standard meter stick.  It is used as a knife-edge fulcrum for supporting the meter stick in the inverted position
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US$3.46
These student grade partial immersion thermometers are etched in 1° increments. Each thermometer comes complete with an anti-roll triangle and is housed in a convenient re-usable plastic storage.
Delivery within 2-3 weeks
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US$3.08
Wide range pH test paper is a vital tool for classroom projects and field trips. Our test papers offer a distinct pH reading in the range of 1-14. Includes a color indicator card for quick visual indication of the degree of acidity or alkalinity present.
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US$2.91
This is a Rubber Tuning Fork Hammer with a hard rubber head on a varnished hardwood handle.
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US$2.91
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 10g.
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US$2.87

These Utility Funnels have eight internal ribs to facilitate filtration and are made of polypropylene. Features a 30mm long stem.

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US$2.73
The Magnet Stirrup provides support for bar magnets or friction rods. Allows magnets or friction rods to hang freely and turn in a horizontal plane. Hooks are 89mm apart. Dimensions 3 1/2 x 2 x 1.
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US$2.73
Knife switches for low voltage experiments (less than 36V) with plastic bases. 
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US$2.69
Operates on 1.5V or 3V DC. Speed: 7000-11000 RPM. Motor is 40 MM long x 20Mm in diameter. Shaft size: 2 MM diameter x 8 MM long.
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US$2.61
Slotted Screwdrivers with durable plastic handle. 
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US$2.55
These are different types of magnetic compasses for students , schools and hobbyists.   Order# Description Size  C1SG12...
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US$1.75
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 10g.
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US$1.57

These Plane Spherical Mirrors are made of optically true glass with scratch resistant copper back silvering.

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US$1.46
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 5g.
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US$1.27
Knife switches for low voltage experiments (less than 36V) with plastic bases. 
Delivery within 2-3 weeks
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