United Scientific Supplies

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US$5.45
These Spring Scales come in a clear plastic case, and include a metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment.
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US$5.45
These spring scales feature a clear plastic tube design, and are color-coded. A zero adjustment screw is provided at the top. Overall length is approximately 7". 250g / 2.5N. Graduation: 5g / 0.05N.
Delivery within 1-2 weeks
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US$5.45
These Spring Scales come in a clear plastic case, and include a metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment.
Delivery within 1-2 weeks
+
Add to wish list

US$5.45
These spring scales feature a clear plastic tube design, and are color-coded. A zero adjustment screw is provided at the top. Overall length is approximately 7". 250g / 2.5N. Graduation: 5g / 0.05N.
Delivery within 1-2 weeks
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US$89.18

The PSC001 is a superior version of the classic device for investigating electromagnetic induction, using primary and seocondary coils.

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US$31.80
This well constructed and attractive electric bell model is mounted on a clear acrylic plate and a finished wooden stand to allow the functional parts to be clearly seen, and operates on 6V DC with an on/off switch, adjustable contact screw, and binding posts for easy connection.
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US$22.82
Used for hardness testing of rocks and minerals, these 1/4" thick glass plates comes in packs of 10.
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US$1.93
Slotted Screwdrivers with durable plastic handle. 
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US$4.41
Zinc plated STEEL extension rings. Rod diameter is 5/16", overall length is 12".
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US$5.53
Zinc plated STEEL extension rings.  Rod diameter is 5/16", overall length is 12".
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US$6.30
Zinc plated STEEL extension rings. Rod diameter is 5/16", overall length is 12".
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US$13.03
Cast Iron ring with black enamel finish. Detachable zinc plated legs. Legs are interchangeable.
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US$5.10
Two 30mm, and four 20mm holes. Pre-assembled. These polyethylene racks will hold six test tubes, and also have six drying pins. Sides are fully open for clear viewing.
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US$6.26
Six 25mm holes. Needs assembly. These polyethylene racks will hold six test tubes, and also have six drying pins. Sides are fully open for clear viewing.
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US$1.09
These 4.5” long plastic forceps feature serrated inside tips and ribbed finger supports.
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US$8.88

Our new Magnetic Stir Bars are constructed of high quality magnets coated with PTFE. Length: 25mm. Diameter: 8mm.

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