89-Atom Molecular Model Set Capacity_150mL providing a measurable projection surface

providing a measurable projection surface for sizing real images formed by lenses and concave mirrors

Reading both light and heavy liquids on a single dual-scale stem from 0

filtration demonstrations

Engineered with a higher spring constant than a classic coiled novelty spring

Tulgren filter funnel constructed from borosilicate glass extracts small organisms from soil samples through heat-driven migration collection methods

89-Atom Molecular Model Set Capacity_150mL providing a measurable projection surfaceUsed to build a moderate range of organic and inorganic molecules, this 89 atom set in a compartmented case supplies durable plastic atoms and connecting links for chemistry investigations.