Round Bottom Wide Neck Borosilicate Glass Boiling Flask with Beaded Rim Capacity:250mL Standard rheostat at 16 ohms

Standard rheostat at 16 ohms and 4A with oxidized constantan winding on a vitreous-enameled steel tube

and organic chemistry applications

Twenty 10-strip booklets of pH 1-14 test paper ship in a plastic vial of 200 strips for monitoring acid and alkaline levels in water

Higher-current 1000-ohm 0

and fracture pattern analysis for crime scene investigation

Round Bottom Wide Neck Borosilicate Glass Boiling Flask with Beaded Rim Capacity:250mL Standard rheostat at 16 ohmsWide neck accepts stir bars, pH probes, and larger volume additions during reflux, with a beaded rim that reinforces the mouth against chipping during repeated stoppering.