Chrome-Plated Steel Tuning Fork, 440Hz Lab Equipment and Supplies_Plastic Labware and pH scale kit helps

and pH scale kit helps students determine the differences between acid and base properties

and probability calculation exercises

the water-free form for moisture-sensitive synthesis and as a pH-control agent in non-aqueous reactions and dry-buffer preparations

and prism holder with a 25 x 25mm glass prism on a metal base

003 mm accuracy at 10 mm

Chrome-Plated Steel Tuning Fork, 440Hz Lab Equipment and Supplies_Plastic Labware and pH scale kit helpsChrome plated steel tuning fork tuned to A 440Hz at + 5%, the standard concert pitch reference, producing a clean sustained tone for sound, resonance, and beat frequency demonstrations.