Pocket Reference Natural Gemstone Card with 12 Identified Specimens, 1cm Each Lab Equipment_Water Baths 625 inches thick in a

625 inches thick in a cast bracket on a rubber-footed wooden base

27mm diameter

Long-stem receiver delivery adapter in borosilicate glass features 14/23 socket for distillation collection and extended chemistry apparatus assembly

This is friendly

Diatom model displays the silica frustule architecture and intricate valve patterning characteristic of these unicellular algae for aquatic biology teaching

Pocket Reference Natural Gemstone Card with 12 Identified Specimens, 1cm Each Lab Equipment_Water Baths 625 inches thick in aTwelve 1cm identified gemstone specimens mount on a pocket reference card for on the go gemology identification practice in classrooms or field trips.