Dalong pipette manual Micro adjustable pipette gun sample injector suction head holder manual single-channel screw gun
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Experimental instrument device | 2,000+ products
Metal slot code J11022 high school junior high school physics experiment equipment mechanics instrument Middle School teaching instrument
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Bickman Biological Wholesale Laboratory Manual Adjustable Micro Dosing Digital Single Channel Eight Channel Pipette Pipette
5.0
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F-type light source T-type light source upper-type light source red light green light with switch to adjust brightness F-type light source high brightness LED lamp
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Wing-shaped magnetic needle a pair of junior high school physics experiment equipment for teaching demonstration magnetic teaching aids large magnetic needle
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35 sold.
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Handheld Sieve Soil Sieve Plastic Sieve Replaceable Sieve Elementary School Science Experiment
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Junior high school acoustics experiment teaching tuning fork 512HZ Hz wooden resonance speaker physical acoustics experiment equipment
5.0
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Glass measuring cylinder 5ml10ml25ml50ml100ml500ml glass measuring cylinder measuring cup tester with scale
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Manufacturer optical experiment box set light refraction reflection junior high school physics teaching aids student group box
5.0
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Precision hydrometer liquid hydrometer surface slurry cold skin hydrometer 10-20 0-35 full range 0-70 baomex
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Primary Battery tester J26033 teaching instrument copper zinc electrode copper zinc sheet chemical experiment primary battery
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TT250 writing projector special bulb 24v250w teaching projector
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Liquid convection demonstrator Primary School scientific exploration of heat transfer liquid convection for physics experiments in junior and senior high schools
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45 sold.
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JOANLAB large capacity manual pipette pump pipette gun laboratory sampler 0.1-100ml
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J29012 The Formation of Wind Experimental Materials Elementary School Science Junior High School Physics Experiment Equipment Teaching Instrument Exploration
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178 sold.
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drilling fluid density meter mud hydrometer bentonite type
0.0
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Erlenmeyer flask glass 250ml500ml100ml50ml glass conical flask conical flask beaker experimental equipment
5.0
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Diamond small magnetic needle/compass/16/teaching instrument/24007 physics teaching equipment instrument
5.0
103 sold.
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Resonance tuning fork 440HZ teaching tuning fork J22110 acoustic tuning fork middle school physical acoustic instrument
5.0
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Aluminum alloy tuning fork 128hz136.1hz MI528Hz 4096Hz sound therapy tuning fork, learning tuning fork
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Luxury physics electromagnetic teaching instrument junior high school physics electrical test box circuit experimental equipment grade 89
5.0
34 sold.
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Electro-hydraulic hydrometer battery hydrometer rubber hand-held suction type high-precision electro-hydraulic density meter 1.100-1.30
5.0
259 sold.
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Sea wave paraffin melting experiment solidification experiment Crystal amorphous water boiling heating experiment thermometer beaker
0.0
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Experimental Wire Students Use Primary School Science U-fork Wire 20cm Copper Wire Physical and Electrical Experimental Equipment
5.0
36,135 sold.
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29030 a pair of ring magnet junior high school physics primary school natural magnetic experimental equipment teaching instruments teaching aids
5.0
186 sold.
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Teaching solid wood compasses chalk blackboard wooden large compasses teacher drawing demonstration drawing teaching aids
5.0
227 sold.
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Factory supply tuning fork 4 pack music tuning fork set 256HZ320HZ384HZ512HZ teaching tuning fork set
5.0
128 sold.
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Fixed transparent hole puncher splint junior high school physics teaching experiment instrument Cork rubber plug teaching tool
5.0
411 sold.
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Puncher (four-piece set) J02002 chemical experiment instrument experimental equipment teaching instrument
0.0
542 sold.
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Hanging Alcohol Blowtorch J2610
5.0
30 sold.
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J30501 clock model teaching demonstration with two needles non-linkage clock face Model Primary School mathematics teaching instrument
5.0
146 sold.
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Human natural large heart anatomy model detachable display model for heart organ structure anatomy teaching
5.0
823 sold.
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Tianrui stainless steel stirring rod Chemical Laboratory Reactor anchor 250-500mm stirring accessories stirring rod
5.0
310 sold.
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Photochromic Atlas 3rd Edition
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ph test paper/ph test paper/ph extensive test paper test paper 1-14 soil urine cosmetic pH test paper
5.0
102 sold.
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Crank 50 curved handle curved handle reading book HD crank magnifying glass Linyi ten yuan store wholesale 86041
5.0
77 sold.
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11022 junior high school metal slot code Junior High School physical mechanics experimental equipment Senior High School physical mechanics experimental instrument
0.0
316 sold.
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Foreign trade stethoscope aluminum double-listening double-sided stethoscope single tube stethoscope
5.0
677 sold.
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Bacteria model nuclear model demonstration student biological teaching model amplification model teaching instrument
0.0
106 sold.
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Friction block wood block 6-hole 6-hole 2-hole strip wood block with hook physics experiment equipment for junior and senior high school mechanics high school entrance examination
5.0
455 sold.
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