16,826 similar products
The senior high school entrance examination physics experiment equipment full circuit electrical and optical resistance box convex-concave lens imaging science students with high school junior mechanical eighth grade optical bench Pep Primary School Junior High School Price: $27.87 Price: $14.9347 Transactions
Female nursing mannequin medical dummy simulation nurse internship model rubber human medical teaching aids Price: $122.483 Transactions
Monodisperse polystyrene microsphere polymer microsphere PS plastic microsphere microplastic particle PS microsphere Price: $122.93 Price: $115.7923 Transactions
Geological team engineers to produce 48 kinds of igneous rock specimens, three types of rock large, medium and small teaching instruments Price: $155.50 Price: $135.641 Transactions
Optical experimental equipment set junior high school physics experimental equipment full set of experimental box optical bench prism glass concave lens refracting mirror parallel light source small hole imaging junior high school two and three optical box Price: $30.55 Price: $14.93155 Transactions
02006 Electric Puncher Rubber Plug Puncher Electric Drill Punching Machine Electric Drill Teaching Instrument Price: $72.2719 Transactions
Flat glass tube bottom temperature 12*75 13 15*100 15*150 16*160 18*180*20*200 25*15 Price: $3.35 Price: $3.08423 Transactions
The Serpentine spherical Fat extractor 60 150 250 500 1000 2000 5000ml Soxhlet extractor Price: $12.02 Price: $11.0256 Transactions
Glass solvent distillation head 250 500 1000 2000 5000ml Tetra solvent treatment unit Price: $37.69 Price: $34.129 Transactions
Magnetic absorption large contour topographic map interpretation model 34015 middle school geography geomorphology teaching instrument Price: $52.86 Price: $46.172 Transactions
GI-0604 Series LED light source intensity adjustable light source easy to use and easy to install Price: $97.936 Transactions