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Ningbo Hema Scientific Instrument Co., Ltd.
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1.Human Physiology Models
2.Biology models and Specimen
3.General Lab Instruments
4.Physics Instruments
5.Education Toys
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Gelsonlab HSPEM-091Portable Permanent Magnetic Pole Tester Magnetic Pole Identifier
$1.45-1.75
Min. order 100 sets
Gelsonlab HSTM-083 Observation Box for Plant Roots, Seed Germination Cultivation, Hydroponics Lab Set
$6.99-7.59
Min. order 504 pieces
Gelsonlab HSPE-002E Mini Van De Graaff Generator
$29.88-38.88
Min. order 12 sets
Gelsonlab HSTM-083 DIY Electric Alarm Kit Education Toys
$7.98-8.88
Min. order 500 pieces
