Solid glass stirring rod diameter 6mm length 15/20cm drainage Rod borosilicate guide rod factory wholesale
5.0
8,631 sold.
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Experimental instrument device | 2,000+ products
Biological genetic gene and variation teaching instrument of DNA double helix structure model module
4.8
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Glass slide collection cylinder slide 5cm 5.5cm 10cm single-sided frosted glass teaching instrument
5.0
1,078 sold.
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Paper tape small roll 30 m electromagnetic dotting timer paper tape note physical experiment paper tape for electric spark timer
5.0
2,798 sold.
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Student balance 200g physical balance 500g physical mechanics experimental equipment lever type equal arm mechanical balance
5.0
168 sold.
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JOAN quality pipette pump suction aid 2-25ml (mainly exported to Europe and America)
5.0
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Electronic balance scale 0.01g accurate 5kg gold jewelry weighing gram scale 1‰ electronic scale commercial
5.0
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Density Meter Aquaculture Salinity Meter Hydrometer Seafood Fish Pond Fish Tank Salty Meter Set Seawater Salinity Meter
5.0
1,741 sold.
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Junior High School Student Power Supply LAborAtory PhysicAl Power Supply 1.5-9V 1.5A Dc RegulAted Power Supply OVerloAd Protection
0.0
150 sold.
272,720 so'm
Carbon Paper Tray Electromagnetic Dot Timer Toner Paper Tray EDM Timer Physical Experiment Equipment
5.0
157 sold.
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Dilute iodine solution junior high school biology experiment with cell staining dilute iodine solution onion epidermis staining 60ml500ml
5.0
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Electro-hydraulic hydrometer, battery hydrometer, electrolyte hydrometer, battery hydrometer welcome to order. Storage
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Manufacturers Supply Three Sets of Alcohol Meter (0-40,40-70,70-100)-alcohol Density Meter Alcohol
5.0
654 sold.
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Submarine Ups and Floats Demonstrator 21014 Physical Buoyancy Principle Demonstrator Mechanical Structure Principle Teaching Aware
5.0
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0.0
402 sold.
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Punching device plywood 02003-type punching plywood Cork rubber plug punching junior and senior high school wooden biological experimental equipment
0.0
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Factory wholesale glass electro-hydraulic hydrometer battery electrolytic hydrometer suction type electrolyte density meter
5.0
2,786 sold.
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Compass Diamond small magnetic needle with bracket small magnetic needle physical experiment equipment magnetic physical experiment box
5.0
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12015 sundial sun clock model. DIY sundial small production scientific experimental materials. Simple sundial model
4.9
6,421 sold.
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Current magnetic field demonstrator 24006 electric solenoid square coil round coil physics teaching experiment
4.3
250 sold.
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Glass large seawater salinometer hydrometer density mariculture measurement floating meter with attached temperature
5.0
4,363 sold.
14,107 so'm
Test tube brush pig brush large, medium and small test tube volumetric flask cleaning brush burning bottle brush chemical experimental equipment
5.0
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Asbestos net 12.5cm15cm20cm clay net heating pad around heating chemical laboratory consumables insulation net
5.0
1,218 sold.
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Junior High School Physics and Electricity Experiment Equipment Box Full Set of Electrical Experiment Box Junior High School Third Grade and Ninth Grade Circuit Experiment Set
5.0
451 sold.
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Concave lens lens diameter 10cm focal length 300mm glass material double concave concave lens optical experimental equipment
5.0
2,518 sold.
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Wholesale carbon steel water stop clip laboratory rubber tube latex tube water stop clip spring chemical experiment consumables clip
5.0
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Luxury physics electromagnetic teaching instrument junior high school physics electrical test box circuit experimental equipment grade 89
5.0
194 sold.
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Demonstration original secondary coil 24009 original coil demonstration full copper coil physical experiment equipment teaching instrument
0.0
1,081 sold.
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Human experience electric ball, conductive ball, scientific conductive detector, human body conductive ball, conductor detector conductive lamp
5.0
4,914 sold.
38,322 so'm
Cross-border source 450 outdoor car Compass/Compass ball adjustable angle car orientation ornaments gifts
4.8
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Export foreign trade Amazon teaching instrument crooks radiometer colored glass craft gift light pressure rotation
5.0
1,219 sold.
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Standard Steel 512Hz teaching tuning fork 22002-type acoustic tuning fork teaching instrument
5.0
4,553 sold.
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Experimental Wire Students Use Primary School Science U-fork Wire 20cm Copper Wire Physical and Electrical Experimental Equipment
5.0
35,945 sold.
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High-end American compass outdoor travel adventure north pointer scale level meter slope meter luminous magnifying glass
5.0
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Blue White Yellow Burette Polytetrafluoroethylene Burette in stock Wholesale PTFE Piston Acid Alkaline Experimental Glass Tube
5.0
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Plastic Measuring Cup 1000ML Laboratory SuPPlies Teaching Instrument with Handle Double-sided Scale Thickeneded Transparent Pp Manufacturer
5.0
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Retro pocket watch hollow flip bronze pointer metal outdoor off-road gift children gift compass
5.0
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Diabetes stylus skin stylus medical nerve skin test needle diabetes pen-shaped detection needle nerve
5.0
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Fourth grade second volume rock and ore mineral standard box scientific experiment suit primary school students soil infiltration material
0.0
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10,815 so'm
Electrical experiment box junior high school physics electromagnetic experiment equipment set junior high school entrance examination physics experiment box
4.8
386 sold.
329,145 so'm