KIMBLE®: Laboratory Glassware - reusable, disposable and specialty lab glassware
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The Coliwasa tube is used to obtain a vertical column of liquid representing an accurate cross-section of the sampled material.
· Two-part borosilicate glass tube has a ball in the lower end which acts as a check valve to prevent sample loss during transfer
· Both parts are prescored, allowing the unit to be easily snapped apart for safe disposal
· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements