| http://www.w3.org/ns/prov#value | - Among the several objects of the present invention, may be noted the provision of an improved means of bonding between bodies of granular, particulate or fibrous material and a substrate; the provision of such means for bonding the substrate material of a chromatographic column or solid phase extraction device and the material of an adsorbent particle such as carbon, zeolite, alumina, silica and o
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