US$ 14.90
Drops a dense object and a feather together inside a 20-inch evacuated glass tube
Simultaneous AC and DC output on this low-voltage power supply
Removable full-term fetus in a 16
Two rectangular slots accept square or round rods up to 16 mm in this aluminum alloy multipurpose clamp holder
Round Convex Glass Mirror, 100mm Diameter, 150mm Focal Length Plastic Labware_Plastic Burettes Drops a dense object andGlass convex mirror at 100mm diameter and 150mm focal length, the wider face brightening divergence demos while still producing reduced upright virtual images.
US$ 14.90
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