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> New 12 laboratory watch glass beaker cover 5 ½" * *
New 12 laboratory watch glass beaker cover 5 ½" * *
12 Laboratory Watch Glass Beaker Cover 5 " *NEW*
This is new old military stock, dated 1968. These are 10 circular watch glasses for laboratories, concave, with an overall diameter of 137.5mm (5.5 ).
These glasses are Class B chemical watch glasses with a fire polished edge, produced by the Lissco Scientific Co.
These Watch Glasses are NEW in the Original Package (opened for photos) !!
