Class B Beaded Rim Volumetric Flask, 25mL, Single Graduation, Borosilicate Glass Lab Equipment_Lab Burners Educational variant of the 4

Educational variant of the 4

Holds 50mm-diameter lenses upright on a free-standing wooden base

6A with constantan winding on a 300x44mm vitreous-enameled tube and a slide-bar carriage carrying a phosphor-bronze contact

Hundred-milliamp DC scale on a 315x115mm laminated panel with sealed shunt

Yellow 150mm 4mm-stackable lead with nickel-plated split-hollow pins

Class B Beaded Rim Volumetric Flask, 25mL, Single Graduation, Borosilicate Glass Lab Equipment_Lab Burners Educational variant of the 4Class B volumetric flask in borosilicate 3. 3 glass holds 25mL with beaded rim and single graduation for general purpose volumetric measurement.