Micro Plus Stainless Steel Stethoscope with Spare Ear Tips and Diaphragm Lab Equipment_Sterilization Equipment Nineteen-piece electrostatics kit anchored by

Nineteen-piece electrostatics kit anchored by a gold-leaf electroscope

Large-wheel pulley mounted on a universal clamp for attachment to retort rods or support stands

Manually-operated seismograph model that traces shock waves onto a pulled paper strip

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Heavy-duty 500-piece teacher molecular model set with 230 atoms and 270 bonds

Micro Plus Stainless Steel Stethoscope with Spare Ear Tips and Diaphragm Lab Equipment_Sterilization Equipment Nineteen-piece electrostatics kit anchored byMicro Plus stethoscope features stainless steel chest piece and spare components for cardiovascular assessment and medical training.