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United Scientific Supplies

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Newest Items First
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WDS006 Wave Demonstrator Set, Spiral Spring, 3/4" x 72"
WDS006 Wave Demonstrator Set, Spiral Spring, 3/4" x 72"
US$22.05
Set includes two helical springs. The long, narrow spring measures 3/4" x 72", and can be extended to 5 meters. The larger spring measures 3" x 4", and can be extended many times its length without distortion. Includes activity guide.
Delivery within 2-3 weeks
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HYMH02 Heavy Liquid Hydrometer 1.000-2.000
HYMH02 Heavy Liquid Hydrometer 1.000-2.000
US$9.58
Hydrometers for determining the specific gravity of liquids.  Two specific gravity ranges available.  Each unit is housed in a re-usable storage tube.  We also carry hydrometer cylinders.
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WHB005 Hooked Mass 5g
WHB005 Hooked Mass 5g
US$1.46
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 5g.
Delivery within 2-3 weeks
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WHB010 Hooked Mass 10g
WHB010 Hooked Mass 10g
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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WHB020 Hooked Mass 10g
WHB020 Hooked Mass 20g
US$2.91
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 10g.
Delivery within 2-3 weeks
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WHB050 Hooked Mass 50g
WHB050 Hooked Mass 50g
US$4.66
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 50g.
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WHB200 Hooked Mass 200g
WHB200 Hooked Mass 200g
US$13.58
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 200g.
Delivery within 2-3 weeks
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WHB1000 Hooked Mass 1000g
WHB1000 Hooked Mass 1000g
US$55.36
Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. 1 weight, 1000g.
Delivery within 2-3 weeks
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ACLP01-PK/10 Alligator clips, plain, Pk/10
ACLP01-PK/10 Alligator clips, plain, Pk/10
US$6.32
2" long, plain, chrome plated, with excellent conductivity. 
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WAB024-PK/6 Banana Plug/Alligator Clip Cords 24", 3 red, 3 black
WAB024-PK/6 Banana Plug/Alligator Clip Cords 24", 3 red, 3 black
US$23.63
Flexible, 18 swg stranded wire cord with a stackable banana plug at one end and an alligator clip at the other end. Alligator clips has a protective vinyl sheath.
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WAB012-B Banana Plug/Alligator Clip Cord 12", black, each
US$3.64
Flexible, 18 swg stranded wire cord with a stackable banana plug at one end and an alligator clip at the other end. Alligator clips has a protective vinyl sheath.
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ACLPBR-PK/10 Insulated Alligator Clips, Pack of 10
ACLPBR-PK/10 Insulated Alligator Clips, Pack of 10
US$7.97
2" long, with insulated sleeve, chrome plated, with excellent conductivity.
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KSW001 Knife Switch, Screw Posts, Single Pole, single throw
KSW001 Knife Switch, Screw Posts, Single Pole, single throw
US$2.73
Knife switches for low voltage experiments (less than 36V) with plastic bases. 
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KSE001 Economy Switch 1.75" diameter
KSE001 Economy Switch 1.75" diameter
US$1.27
Knife switches for low voltage experiments (less than 36V) with plastic bases. 
Delivery within 2-3 weeks
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WCP22-BK Plastic Insulated Copper Wire Black, 100-Foot Roll
US$13.94
Plastic Insulated Copper Wire is 22 gauge, supplied in 100 foot rolls.
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WCP22-R Plastic Insulated Copper Wire Red, 100-Foot roll
WCP22-R Plastic Insulated Copper Wire Red, 100-Foot roll
US$13.94
Plastic Insulated Copper Wire is 22 gauge, supplied in 100 foot rolls.
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