Standard Steel 512Hz teaching tuning fork, tuning fork acoustic tuning fork, teaching instrument
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36,677 so'm
Experimental instrument device | 2,000+ products
Water electrolysis demonstrator with piston without piston experimental equipment chemical laboratory instrument
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Human natural large heart anatomy model detachable display model for heart organ structure anatomy teaching
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Temporary Loading Slice Making Tool Junior High School Biology Experimental Equipment Teaching Instrument Brush Iodine Blade Wood Block
5.0
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7,054 so'm
Tray balance with weight rack tray balance mechanical balance physics experiment teaching tray balance
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1,036 sold.
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Pulley set and bracket plastic primary school science teaching aids experimental equipment kindergarten learning aids toys for students
5.0
99 sold.
18,809 so'm
Ceramic crucible with lid porcelain medium Crucible 30ml 50ml 70ml chemical laboratory teaching instrument
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237 sold.
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J0408 DC voltmeter voltmeter teaching instrument Middle School physics teaching experiment voltmeter
5.0
811 sold.
52,664 so'm
Mud sand content meter NA-1 type sand content meter 250ml sand content 500ml measuring pipe cement mortar
0.0
45 sold.
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Alcohol meter manufacturer American liquor alcohol precision 0-200 alcohol measuring instrument alcohol measuring device alcohol meter 100
5.0
500 sold.
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Three-range wine hydrometer beer three-scale density meter concentration meter 0.990 American sugar meter
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Latex tube 5 * 7mm latex tube experiment tourniquet elastic rubber band rope 5*7 unit price 1 m the whole package is about 40 m
5.0
370 sold.
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Alcohol Measurement Alcohol Meter Alcohol Meter Household High Precision Liquor Meter Concentration Tester Table Other
4.0
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Insect specimen 6 Yi 6 harm J43150 biological specimen biological experiment equipment Middle School teaching instrument
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325 sold.
70,531 so'm
Chemical laboratory ware reaction plate ceramic well hole plate 6 holes 12 holes drop plate experimental consumables White reaction plate
5.0
114 sold.
14,107 so'm
Wooden ruler 1 m double-sided scale ruler ruler 1 m wooden ruler 100cm wooden ruler teaching aids ruler
4.7
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11,756 so'm
Mineral specimen rock specimen ore specimen 49005 primary school teaching instrument manufacturer
5.0
305 sold.
37,617 so'm
Liquor Meter Measuring Instrument Liquor Alcohol Tester Special High Precision Household Alcohol Meter Alcohol Meter Content Alcohol Degree
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178 sold.
8,464 so'm
Graphite Rod carbon rod 8mm carbon rod electrode welding graphite rod electrode rod conductive carbon rod
5.0
431 sold.
7,054 so'm
Direct reading plastic rain Cup rain gauge rain measuring cylinder meteorological farm student teaching instrument
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259 sold.
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Optical bench optical experiment convex lens imaging experimental equipment optical lens optical experiment box F light source imaging
0.0
184 sold.
188,083 so'm
Teaching Acoustics Experiment Tuning Fork 512Hz 256Hz 440Hz J22002 Resonance Box Resonance Tuning Fork
0.0
130 sold.
39,968 so'm
Sedimentary rock specimens 15 kinds of rocks three types of rock layered structure geography and geology teaching aids
5.0
14 sold.
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DC ammeter J0407 DC voltmeter J0408 sensitive ammeter J0409 physical experiment ammeter
5.0
643 sold.
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Rock and Ore Specimen Box 8-Case Teaching Specimen for Students Scientific Experiment of Grade 4 Rock and Mineral Specimen
0.0
964 sold.
9,405 so'm
Concave lens lens diameter 10cm focal length 300mm glass material double concave concave lens optical experimental equipment
5.0
2,515 sold.
47,021 so'm
High quality copper gift compass pocket watch type golden exquisite outdoor camping supplies north needle with luminous
5.0
476 sold.
51,723 so'm
J0408 DC Voltmeter Voltmeter Junior High School Physics Teaching Experimental Instrument Laboratory Electrical Circuit
0.0
40 sold.
47,021 so'm
Plastic test tube rack yellow white detachable test tube rack pipette rack 6 holes 8 holes 19 holes for chemical experiments
5.0
1,149 sold.
11,756 so'm
Simple Piano Box Self-made Sound Box Student Science Experiment DIY Guzheng Technology Small Production
5.0
2,873 sold.
18,809 so'm
Metal hook code combination hook code 10g20g50g200g hook code set Primary School junior high school physical mechanics instrument
0.0
70 sold.
2,822 so'm
21002 cube set cube cuboid cuboid set copper iron aluminum wooden block junior high school physics teaching instrument Derong
5.0
104 sold.
44,670 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
Factory direct School current magnetic field demonstrator solenoid Middle School physics experiment equipment teaching equipment wholesale
5.0
175 sold.
183,381 so'm
Hand-held Sieve Plastic Seed Soil Sieve Primary School Science Teaching Instrument Experimental Equipment Preschool Education 3 Kinds of Aperture Mesh
5.0
8,183 sold.
8,464 so'm
Coral brand Haibao aquatic special breeding seawater hydrometer aquarium concentration meter seafood measuring salinometer salinness
5.0
857 sold.
44,670 so'm
Starstar Stirling vacuum engine model principle creative desktop model
0.0
246 sold.
1,279,621 so'm
Fixed transparent hole puncher splint junior high school physics teaching experiment instrument Cork rubber plug teaching tool
5.0
483 sold.
17,868 so'm
Chuda zinc alloy material double-sided mountaineering buckle compass portable compass outdoor camping DC27
5.0
968 sold.
23,041 so'm
High-end gold plated brass advertising gift outdoor compass compass metal crafts tourism souvenir J57
4.9
439 sold.
35,266 so'm