ASTM Class A Borosilicate Glass Graduated Cylinder with Individual Certificate, Blue Graduations Material_LDPE and vestibular structures for small-group

and vestibular structures for small-group demonstration of hearing mechanism

and inductive loads

the hand-driven mechanism spinning seven color segments fast enough to merge into apparent white through persistence-of-vision

1 M Sodium Hydroxide

The concave dishes work well as lids for flasks and beakers

ASTM Class A Borosilicate Glass Graduated Cylinder with Individual Certificate, Blue Graduations Material_LDPE and vestibular structures for small-groupShips with an individual piece specific calibration certificate rather than a batch level one, supporting audit and traceability requirements in pharma and QC workflows.