Projection Screen 52 x 70" Waves & Oscillation_Sound & Resonance Low-form porcelain crucible with lid

Low-form porcelain crucible with lid holds 17mL for high-temperature combustion

Fifteen-inch enlarged spermatozoon model exposes the head

Melting point apparatus with a thermometer holder and capillary tube wells for determining the transition temperature of organic solids in organic chemistry laboratories

Soda glass pneumatic trough measures 25 x 12

Three-foot plastisol comparison set highlights 18 anatomical features across arch variations for podiatry

Projection Screen 52 x 70" Waves & Oscillation_Sound & Resonance Low-form porcelain crucible with lidMounted on collapsible tripods stands having adjustment. High reflectance screens which roll up on spring rollers in convenient, portable metal cases. Mounted on collapsible tripods stands having adjustment. High reflectance screens which roll up on spring rollers in convenient, portable metal cases. Size : 52 x 70"