ASTM Narrow Neck Borosilicate Glass Erlenmeyer Flask with Dual Scale Capacity:1000mL Ten two-dimensional plastic geometric shapes

Ten two-dimensional plastic geometric shapes with two each of circles

and a replaceable 5W heating coil for 6V 1A powered specific-heat work

Knight's sword and shield set pairs a 25

this 6-inch Alnico bar pair extends field lines visibly along the magnet body for full-class iron-filing demonstrations

and printed graduations for controlled fluid dispensing

ASTM Narrow Neck Borosilicate Glass Erlenmeyer Flask with Dual Scale Capacity:1000mL Ten two-dimensional plastic geometric shapesDual scale graduation (ascending and descending) supports both fill and measure and pour and measure reading during routine ASTM compliant volumetric work.