Similar to 885500 but with a PTFE pestle and an unground tube

·         Sizes 21 to 24 have radial serrations on the lower portion of the pestle to deliver the homogenate into the cylindrical portion of the tube

·         Replacement components are available and completely interchangeable

·         Clearance between pestles and tubes is 0.004” to 0.006”

·         Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements