Tray balance 100g200g500g1000g with weight holder tray balance teaching balance physics student balance 5.091 sold.1,317 so'm
Students nail board double-sided nail surface side length 14cm/16cm nail board Primary School mathematics teaching aids teaching aids 5.012 sold.7,524 so'm
16025 handheld wind direction anemometer light wind meter portable wind Cup type anemometer teaching anemometer 5.0195 sold.178,679 so'm
JOANLAB large capacity manual pipette pump pipette gun laboratory sampler 0.1-100ml 5.0676 sold.187,613 so'm
Red water thermometer mercury thermometer 0-100/0-200/0-360 degrees Celsius experimental measuring thermometer 5.0395 sold.6,113 so'm
Liquor Meter Measuring Instrument Liquor Alcohol Tester Special High Precision Household Alcohol Meter Alcohol Meter Content Alcohol Degree 5.0177 sold.8,464 so'm
Density meter ratio light meter 0.7-1.0/hydrometer 0-70 pomeres pomeres hydrometer chemical experiment equipment 5.0112 sold.13,166 so'm
Fruit battery experimental set material copper zinc scientific diy homemade fruit potato brine Cola power generation 0.0799 sold.15,047 so'm
Cross-Border single alcohol meter 0-100 glass density meter glass float hydrometer liquor tester alcohol meter 5.04,041 sold.7,994 so'm
Electronic Components Type 80102 Initial Senior high school Physics Experimental Materials Industrial Products Teaching Aware Experimental Instrument 5.00 sold.155,168 so'm
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Foil electroscope for students and teachers Primary Senior high school Physics Teaching instruments Laboratory equipment kits Teaching aids 0.010 sold.28,213 so'm
Self-adhesive label paper large grid label sticker chemical experiment consumables simple and practical ready-to-use marking paper 0.010 sold.1,411 so'm
Manufacturer 33307 DNA double helix structure model component High School biological experiment equipment teaching instrument 0.0199 sold.75,233 so'm
No. 1 battery box 04010 all copper battery box electrical battery box series parallel circuit equipment experimental equipment 0.024 sold.7,524 so'm
Junior high school students power supply laboratory physics teaching DC AC regulated overload protection adjustable DC power supply 5.030 sold.329,145 so'm
Lever ruler pulley set wheel shaft gear set and bracket hook weight bracket elementary school scientific mechanics experimental equipment 0.012 sold.29,153 so'm
Dalong Pipette Micro Adjustable Pipette Microbiological Laboratory Sampler Single-channel Multi-specification Pipette 5.042 sold.634,779 so'm
Natural rock and ore specimen box 10 grid fourth grade rock specimen mineral specimen scientific experiment supporting 0.08,384 sold.9,405 so'm
Rock ore specimen fourth grade second volume scientific experiment mineral specimen 10 grid experimental material soil 0.038 sold.11,756 so'm
Analytical Balance 0.01g 1% Electronic Balance 5000g Laboratory Test Balance Instrument New Product 5.03 sold.978,029 so'm
Manufacturer Source Supply Stainless Steel Plunger Manual Adjustable Micro Pipette Colorfulful Five-speed Adjustable Pipette Gun 5.012 sold.446,696 so'm
Absorbent Paper Oak Microscope Slide Cleaning Dust Removal Wipe Paper Biochemistry Laboratory Teaching Consumables 0.066 sold.8,464 so'm
Pumping machine model piston/water pressure well model J31003 physics experiment equipment teaching model 4.934 sold.145,764 so'm
Suction plate with Bell cover vacuum sound transmission experiment music generator junior high school physics teaching instrument 5.017 sold.305,634 so'm
Domestic Dalong Pipette Holder Z Type L Type A Type Baide suli Pipette Holder 6 Holes Pipette Holder 4.9814 sold.94,042 so'm
Teaching strip box dynamometer spring dynamometer spring balance 10N Newton 1000g stainless steel panel 5.0376 sold.8,934 so'm
J20535 Explore Geometric Body Volume Computing Formula Materials Primary School Mathematics Teaching Instruments Factory Direct Sales 5.0273 sold.7,994 so'm
Beijing Dalong Pipette Micro Adjustable Pipette Single Channel Sampler Pipette Gun Sending Bracket Tip Head 0.00 sold.705,309 so'm
Luxury physics electromagnetic teaching instrument junior high school physics electrical test box circuit experimental equipment grade 89 5.014 sold.418,484 so'm
26002 Junior High School chemical water electrolysis tester Electrolytic Water Demonstrator chemical experiment equipment manufacturer in stock 0.042 sold.77,584 so'm
Hand AC/DC generator J24019 school physical and electrical experimental equipment teaching instrument for junior and senior high schools 5.0148 sold.601,864 so'm
Iron powder 500g fine iron powder Fe junior high school Senior high school physics magnetic field teaching instrument for magnetic induction line demonstration 5.062 sold.9,405 so'm
Authentic Ji Ming 1000g600g2000g3000g5000g electronic balance 0.01g counting weighing scale balance 4.1487 sold.705,309 so'm
Factory Wholesale Rongtai Electric Pipette Large-Capacity Pipette Suction Aid Quantitative Function Digital Display Speed Regulation Experiment 5.010 sold.3,910,288 so'm
20cm protractor Primary School Junior High School High School teaching instrument 0.010 sold.7,524 so'm
Teaching Instrument Digital dynamometer 2n-20n, can be used as English version, factory direct sales 5.00 sold.202,189 so'm
Laboratory rechargeable high-precision electronic scale precision balance 1mg with hood weighing up to 510g with RS2 0.00 sold.1,717,612 so'm
Madeburg Hemisphere Experimenter Cast Iron Hemisphere Demonstrator Vacuum Demonstration Atmospheric Pressure Physical Experimental Instrument 5.019 sold.84,638 so'm