Calibrated to contain
· Scale is permanent brown stain
· Specially designed rubber washer is supplied with each pipet and is used to support the pipet in the neck of the test bottle
· Marked with “Sealed 3” for use in states requiring this marking
· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type 1I, Class A requirements