Glass rod 10cm 15cm 20cm round head baking head solid glass rod stirring rod high temperature high borosilicate glass rod116 100+ monthly purchasefrom 1 381 som/monthот 11,507 sum
U-shaped test fork wiring fork wiring terminal physical experiment wire double-headed plug Large Medium Small size5 000 monthly purchasefrom 307 som/monthот 2,557 sum
Water stop clip laboratory rubber tube latex tube water stop clip spring water stop clip chemical experiment consumables49 700+ monthly purchasefrom 3 744 som/monthот 31,203 sum
Alcohol lamp cotton wick cotton thread alcohol lamp with 250ml150ml60ml30ml single heating experiment cotton wick30 400+ monthly purchasefrom 460 som/monthот 3,836 sum
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20CM high quality glass rod high quality baking head solid glass rod high temperature resistant glass stirring rod experimental instrument15 100+ monthly purchasefrom 1 381 som/monthот 11,507 sum
Test tube clip bamboo glass test tube clip wooden clip chemical experiment equipment factory direct supply large quantity discount43 200+ monthly purchasefrom 3 956 som/monthот 32,969 sum
Transparent cylindrical tube spring dynamometer Newton tension scale 1 2.5 5 10 20 25 30N complete specifications43 100+ monthly purchasefrom 3 503 som/monthот 29,192 sum
Stirring Rod Glass glass rod 15cm20cm glass rod laboratory transparent Round Head High Borosilicate glass rod customization57 700+ monthly purchasefrom 3 843 som/monthот 32,027 sum
Strip box dynamometer Spring dynamometer dynamometer teaching instrument Spring Balance Scale27 700+ monthly purchasefrom 1 380 som/monthот 11,503 sum
Small Electric Ball 1.5V 2.5V 3.8V Small Bulb Small Lamp Holder Experimental Electrical Experiment Factory Direct Sales1 220 100 monthly purchasefrom 491 som/monthот 4,092 sum
Experimental wire U-shaped fork Insert alligator clip physical wire electrical circuit test wire teaching experimental wire283 200 monthly purchasefrom 307 som/monthот 2,557 sum
E10 Short-legged Yellow All-copper Screw Small Lamp Holder Lamp Holder Physical Circuit Electrical Experiment Small Light Bulb Electric Ball Holder192 100+ monthly purchasefrom 552 som/monthот 4,603 sum
E10 screw type lamp holder small bulb small electric bead lamp holder small lamp bead 2.5V wholesale for physical teaching experiment146 800+ monthly purchasefrom 767 som/monthот 6,393 sum
Hand-held sieve sampling sieve primary school teaching instrument containing 3 screens with less density4 300+ monthly purchasefrom 2 919 som/monthот 24,327 sum
Transparent brown 5/10/25/50/100/250/500/1000ml glass graduated cylinder with base2 000+ monthly purchasefrom 2 762 som/monthот 23,013 sum
Galvanized Chemical Experimental Instrument Consumables Spring Water Stop Clamp Suitable for Multi-specification Rubber Latex Pipe Spiral Clamp26 100+ monthly purchasefrom 1 994 som/monthот 16,621 sum
Small bulb 1.5v2.5v3.8v screw small ball old flashlight small lamp holder electrical experiment small bulb116 600+ monthly purchasefrom 522 som/monthот 4,347 sum
30505 Clock Model 8CM Students with Three-pin Linkage Non-linked 12-hour Primary School Science Teaching Instrument7 100+ monthly purchasefrom 3 989 som/monthот 33,241 sum
Junior and Senior High School students geography history teaching instrument primary school mathematics science instrument laboratory equipment function room4 600+ monthly purchasefrom 3 068 som/monthот 25,570 sum
Insect Observation Box Kidsren's Observation Bottle Enlarged Observation Cup Enlarged Jar Kindergarten Primary School Students Science Experiment Teaching Aids43 200+ monthly purchasefrom 4 603 som/monthот 38,355 sum
Chuda overseas e-commerce outdoor car folding car guide ball Chinese advertising gift promotion LC450 spot4 800+ monthly purchasefrom 2 773 som/monthот 23,111 sum
Factory wholesale large quantity price excellent flask clip length 27cm iron electroplating flask clip experiment is dedicated2 000+ monthly purchasefrom 1 867 som/monthот 15,560 sum
Physical Mechanics Lever Balance Condition Experiment Wooden Lever Ruler and Bracket Aluminum Alloy Lever Sliding Lever20 monthly purchasefrom 2 001 som/monthот 16,671 sum
Simple circuit experiment box primary school science electrical experiment equipment Series Parallel circuit introduction electrical suit5 300+ monthly purchasefrom 6 358 som/monthот 52,986 sum
Single-pole switch copper single-pole single-throw switch Junior High School physical electrical circuit experimental equipment teaching instrument1 600+ monthly purchasefrom 1 467 som/monthот 12,226 sum
Natural Rock Mineral Fossil Specimen Crystal 2cm Raw Stone Gravel Ore Children's Science Teaching Specimen19 500+ monthly purchasefrom 1 227 som/monthот 10,228 sum
45mm English pointer children student classroom outdoor science experiment teaching portable compass instrument compass29 000+ monthly purchasefrom 3 068 som/monthот 25,570 sum
Alcohol Meter Liquor Meter Accurate 0-100 Degree 3-Pack Wooden Boxed Self-brewing Distilled Liquor Alcohol Concentration Meterfrom 3 651 som/monthот 30,429 sum
Table side clip table side pulley clip fourth grade new material science small experiment10 000+ monthly purchasefrom 1 467 som/monthот 12,226 sum
Water stop clip spring water stop clip water stop hose clip chemical laboratory equipment supplies metal water stop clip1 200 monthly purchasefrom 921 som/monthот 7,671 sum
29040 Insect Observation Box Breeding Box Teaching Instrument Buckle Cover Type with Air Hole Magnifying Glass Kidsren's Science Experiment9 600+ monthly purchasefrom 3 989 som/monthот 33,241 sum
Simple Piano Box Self-made Sound Box Student Science Experiment DIY Guzheng Technology Small Production5 100+ monthly purchasefrom 2 919 som/monthот 24,327 sum
New Amazon Hot Selling Transparent Size Compass Magnifier Map Scale Compass Student Gift5 800+ monthly purchasefrom 4 027 som/monthот 33,558 sum
29040 insect observation box for primary school science not less than 3 times amplification device4 800+ monthly purchasefrom 3 375 som/monthот 28,127 sum
Liquid extractor for experiment 10ml pipette 10ml green aspirator 10ml pipette pump 10ml1 000 monthly purchasefrom 6 923 som/monthот 57,696 sum
Supply glass density meter petroleum glass float meter Po Mei meter high precision hydrometer manufacturer14 900+ monthly purchasefrom 4 603 som/monthот 38,355 sum
22203 air compression ignition instrument mechanical energy conversion heat energy gas work Junior High School physical thermal experiment4 700+ monthly purchasefrom 10 177 som/monthот 84,812 sum
Cross-border child survival whistle referee whistle plastic cartoon whistle outdoor life-saving whistle with Compass7 200+ monthly purchasefrom 3 068 som/monthот 25,570 sum
Aluminum Alloy gift 128Hz tuning fork 256Hz tuning fork 512Hz tuning fork 1024 2048 hearing check tuning fork16 100+ monthly purchasefrom 12 213 som/monthот 101,775 sum