Class A Borosilicate Glass Graduated Cylinder with Polypropylene Stopper, Blue Graduations Capacity:2000mL Wider-apex 40° x 40° x

Wider-apex 40° x 40° x 100° glass prism

a protractor

Flat-bottom evaporating basin in 3-inch (76mm) diameter borosilicate glass features spout for pouring in chemistry evaporation procedures

Two-part tooth model separates crown from root-and-pulp chamber

Three-inch raw olivine hand sample displays the olive-green granular habit of this Mg-Fe silicate common in mantle rocks and basaltic volcanics

Class A Borosilicate Glass Graduated Cylinder with Polypropylene Stopper, Blue Graduations Capacity:2000mL Wider-apex 40° x 40° xGround glass socket paired with a chemical resistant polypropylene stopper allows tight sealing during dilution and solution preparation where evaporation matters.