Tray balance with weight rack tray balance mechanical balance physics experiment teaching tray balance
5.0
944 sold.
1,317 so'm
Experimental instrument device | 2,000+ products
Handheld sieve plastic sieve soil sieve replaceable screen primary school science experiment teaching instrument
0.0
944 sold.
16,458 so'm
Three-range density hydrometer Wine Beer fine Test sugar wort 0.990-1.160 American sugar meter
5.0
3,336 sold.
15,047 so'm
Magnetic needle adhesion accessories 304 stainless steel magnetic polishing needle Manual magnetic needle wholesale
5.0
1,382 sold.
197,487 so'm
Beijing Honghai instrument specializes in producing liquid hydrometer glass density meter ratio light meter various glass float meter
5.0
84 sold.
18,809 so'm
Handheld Sieve Soil Sieve Plastic Sieve Replaceable Sieve Elementary School Science Experiment
0.0
246 sold.
16,458 so'm
Primary Battery tester J26033 teaching instrument copper zinc electrode copper zinc sheet chemical experiment primary battery
5.0
237 sold.
47,021 so'm
Continuous digital micro adjustable pipette single channel multi channel pipette gun head sampler large capacity tip discount
5.0
117 sold.
282,124 so'm
Junior high school acoustics experiment teaching tuning fork 512HZ Hz wooden resonance speaker physical acoustics experiment equipment
5.0
558 sold.
32,915 so'm
Electronic scale 0.01g precision electronic balance 0.001 high precision precision gram weight gold traditional Chinese medicine laboratory beautiful seam
5.0
10,368 sold.
517,227 so'm
JOANLAB Pipette Holder Rotary Pipette Holder Round Pipette Gun Holder Universal Pipette Holder
5.0
254 sold.
183,381 so'm
Brown wide mouth bottle transparent fine mouth bottle frosted mouth reagent bottle glass bottle Chinese medicine bottle alcohol sub-packaging glass bottle
5.0
40 sold.
9,405 so'm
Petroleum hydrometer density meter diesel densitometer glass float meter pomei hydrometer petroleum gasoline density meter
5.0
123 sold.
47,021 so'm
Beaker clamp Beaker clamp total length about 30cm clamp beaker chemical heating experimental instrument
4.4
90 sold.
21,160 so'm
3 PCs 0-100% hydrometer tester concentration meter vodka whiskey liquor density meter suit alcohol meter
0.0
682 sold.
37,617 so'm
Bar magnet 11cm student teaching bar magnet demonstration magnet teaching aids teaching magnet teaching aids
5.0
591 sold.
35,266 so'm
Insect specimen J43150 three kinds of beneficial insects three kinds of pests biological experiment specimen Primary School instrument
5.0
63 sold.
42,319 so'm
Factory direct 0.1 ul-10ml manual digital sampler pipette single channel micro adjustable pipette gun
0.0
0 sold.
465,504 so'm
Medical percussion hammer doctor dedicated neurology reflex professional multi-functional orthopedic examination buckle hammer percussion hammer
0.0
0 sold.
14,812 so'm
Dissecting device seven-piece biological specimen making dissecting needle stainless steel dissecting tool dissecting scissors
5.0
90 sold.
75,233 so'm
Wholesale supply temperature refers to the north three-in-one whistle outdoor survival whistle multifunctional whistle wholesale
5.0
205 sold.
14,107 so'm
A full set of distillation device 500ml/1000ml positioning cotton essential oil extraction distilled water to make chemical teaching instruments
0.0
109 sold.
648,885 so'm
The original auxiliary coil 24010 demonstration of the original auxiliary coil physical electromagnetic induction solenoid experimental equipment teaching instrument
5.0
654 sold.
47,021 so'm
Teaching tuning fork 512 tuning fork 512Hz tuning fork Primary School scientific instrument physical experiment box supporting tuning fork
5.0
13,377 sold.
39,968 so'm
Duoqi 8412 student science and education cartoon scale portable spring hook scale less than 10KG portable household mechanical scale
5.0
429 sold.
24,451 so'm
Stainless Steel Biological Anatomy Four-piece Set Seven-piece Set Laboratory School Teaching Stainless Steel Anatomy Tools and Equipment
5.0
96 sold.
50,783 so'm
Can be sold separately/cylinder group with hook copper block iron block aluminum block physical density volume ratio mechanics teaching experiment
5.0
375 sold.
18,809 so'm
Steel quality tuning fork 8 PCs music tuning fork set teaching tuning fork set factory direct sales 256-512Hz customizable
0.0
1,406 sold.
423,186 so'm
Foreign trade stethoscope aluminum double-listening double-sided stethoscope single tube stethoscope
5.0
675 sold.
29,623 so'm
Multi-purpose electric meter 15011 Middle School Physics Experiment instrument for students junior high school physics instrument teaching equipment
5.0
1,187 sold.
44,670 so'm
Chuda 80mm aluminum alloy round desktop compass metal portable pocket compass 3028
5.0
1,001 sold.
11,756 so'm
lung breathing simulator diaphragm movement model human lung gas exchange junior high school physics experiment equipment teaching aids
0.0
150 sold.
13,166 so'm
Metal hook code combination 200g * 4 with lever principle hook code combination physical mechanics experimental equipment wholesale
5.0
180 sold.
31,975 so'm
Multi-specification E10 lamp holder with thread aging e10 small lamp holder for physical experiment of screw lamp holder
0.0
7,295 sold.
941 so'm
Junior High School Teaching Instrument Small Transformer Demonstration with Detachable Transformer Electrical Demonstration Experimental Equipment
5.0
115 sold.
98,744 so'm
Compass portable pointer lens compass type stainless steel metal shell compass Chinese English optional
0.0
41 sold.
3,198 so'm
24019 junior and senior high school physics teaching experimental equipment physics Faraday electromagnetism hand AC/DC generator
0.0
147 sold.
258,614 so'm
Experimental conductor two-head crocodile clip conductor junior high school physics laboratory electrical circuit connecting line experimental equipment
5.0
560 sold.
3,057 so'm
Primary and secondary school kindergarten electrical circuit experiment small bulb lit up kit battery box lamp holder switch 1.5V bulb
5.0
289 sold.
18,809 so'm
Manufacturer Sales Ba Mebi Heavy Meter 0-70Be Baomei Hydrometer Density Meter 1.0-2.0 for Chemical Planting Industry
5.0
686 sold.
7,054 so'm