Object thermal expansion and contraction material large experimental copper ball plastic ball iron hoop Primary School scientific solid thermal expansion equipment
0.0
539 sold.
117,552 so'm
Experimental instrument device | 2,000+ products
Rubber film latex film instrument widened rubber band liquid internal pressure experimental film junior high school teaching instrument
5.0
855 sold.
3,762 so'm
Biological dissector 7-piece set seven-piece specimen dissecting needle dissecting scissors stainless steel dissecting tool
4.9
2,159 sold.
72,882 so'm
Manufacturer Source Colorful Range Pipette Single Channel Fixed Pipette Mini Pipette Pipette Gun with Sample Gun
0.0
78 sold.
173,977 so'm
Balance cleaning brush brush suitable for TG328AB series mechanical analysis balance all kinds of electronic balance
0.0
124 sold.
23,511 so'm
Coater coating rod coating knife glass triangle scraper biological experiment equipment teaching instrument
5.0
3,022 sold.
7,054 so'm
J25005 type optical fixture holder physical optics experiment teaching instrument optical fixture set with track imaging optical fixture Holder
0.0
69 sold.
846,371 so'm
Iron powder box iron scrap box magnetic induction line tester primary and secondary school students physics experiment equipment teaching aids scientific experiment
0.0
68 sold.
11,756 so'm
Continuous digital micro adjustable pipette single channel multi channel pipette gun head sampler large capacity tip discount
5.0
70 sold.
282,124 so'm
Three sets of wooden box alcohol meter with test tube test white alcohol concentration meter wine meter alcohol meter 0-40-70-100
4.0
92 sold.
49,372 so'm
Physical experiment equipment junior and senior high school physical experiment instrument water pump model equipment piston hydraulic well
5.0
120 sold.
136,360 so'm
Mechanical trolley with iron block physical mechanics experimental equipment for metal trolley inclined surface inclined surface trolley
0.0
127 sold.
56,425 so'm
Glass Light Screen Imaging Screen Junior High School Physical Optics Experimental Equipment Teaching Optical Bright Accessories Translucent
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127 sold.
32,915 so'm
Manufacturer 33305 chromosome change model component in meiosis magnetic suction biological teaching instrument
0.0
61 sold.
102,505 so'm
Primary cell experimenters Copper, zinc, iron, electrode materials, carbon rods, copper sheets, iron sheets, zinc sheets, chemical teaching instruments
0.0
188 sold.
25,862 so'm
Reaction plate 6-hole/hole dropping plate color plate chemical experiment equipment porcelain reaction plate teaching instrument
0.0
196 sold.
11,756 so'm
Metal slot code High School J11022 junior high school physics (instead of metal hook code) Weights teaching instrument
4.3
160 sold.
131,658 so'm
Glass Light Pressure Windmill Cruise Radiometer Creative Ornaments Sunlight Windmill Solar Experiment Birthday Gift
0.0
1 sold.
315,039 so'm
Microscope biological section Children students teaching glass slides experimental specimen Set animal plant cells
5.0
999 sold.
117,552 so'm
DNA double helix structure model genetic gene and variation biological Senior high school biological teaching instrument experimental equipment
5.0
983 sold.
54,074 so'm
Handheld convex concave lens zoom-in mirror optical fixture seat accessories physical light student experimental equipment focal length 10cm
5.0
1,046 sold.
9,875 so'm
DC ammeter voltmeter A meter V meter pointer voltmeter ammeter physics experiment equipment teaching instrument
5.0
544 sold.
28,213 so'm
Plastic counting piece Square round triangle 1 pack 2.5 yuan primary school mathematics learning digital learning tools
5.0
2,624 sold.
7,054 so'm
Authentic Ji Ming 1000g600g2000g3000g5000g electronic balance 0.01g counting weighing scale balance
4.1
464 sold.
705,309 so'm
The original auxiliary coil 24010 demonstration of the original auxiliary coil physical electromagnetic induction solenoid experimental equipment teaching instrument
5.0
648 sold.
47,021 so'm
Lichen Pipette Head Universal Pipette Tip 10ul200ul1000ul Pipette Pipette Holster Experiment
5.0
409 sold.
56,425 so'm
Natural rock and ore specimen box 10 grid fourth grade rock specimen mineral specimen scientific experiment supporting
0.0
8,372 sold.
9,405 so'm
8-hole Plastic Test Tube Rack 20mm Physics Experiment Equipment Teaching Instrument Teaching Instrument Chemical Instrument
0.0
85 sold.
11,756 so'm
15008 DC current level 2.5 0.6A3AJ0407 junior and senior high school physical instrument Electrical Experiment Teaching Instrument
5.0
306 sold.
47,021 so'm
15009 DC voltmeter 2.5 level 3V15VJ0408 DC voltmeter physical and electrical experiment in junior and senior high schools
5.0
472 sold.
47,021 so'm
Battery hydrometer battery electrolyte battery suction densimeter
5.0
605 sold.
14,107 so'm
Pallet Balance 100g200g 500g1000g Mechanical Pallet Balance with Weights Physical Experimental Balance Huachi
5.0
1,883 sold.
1,411 so'm
Scale North needle outdoor travel survival supplies map compass with lanyard climbing camping hiking adventure
0.0
912 sold.
61,127 so'm
Wind direction anemometer light wind meter wind Cup type anemometer wind direction meter measurement meteorological detection teaching instrument
5.0
269 sold.
540,737 so'm
Solid wood sliding block friction block Bevel trolley accessories 6-hole wooden block physical mechanics experimental equipment
5.0
82 sold.
30,564 so'm
Factory price Shanghai refinement continuous digital single-channel pipette 8-channel pipette gun manual adjustable multi-channel 12-channel
5.0
68 sold.
606,566 so'm
Three-scale Hydrometer Sugar Meter Brewing Tools Equipment Xinrui Supply Single Alcohol Concentration Hydrometer
0.0
14,547 sold.
11,285 so'm
J11029 metal hook code 50g * 10 lever principle experiment hook code Primary School physics teaching equipment
5.0
96 sold.
35,266 so'm
J24018 small motor model detachable electrical assembly physics experiment equipment teaching instrument
5.0
1,242 sold.
65,829 so'm
Hand-cranked generator primary school science experiment equipment power supply type students use hand-cranked generator teaching instrument
5.0
1,284 sold.
42,319 so'm