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0.8 mm ID Graphite Ferrule for ThermoFinnigan (M8 Nut) (10/pk)
Brand: Chromatography Research Supplies Inc100% graphite ferrule; upper temperature limit 450 deg. C. Soft; graphite is recommended for use with fused silica and glass. Reusable if not overtightened. One piece design requires no back ferrule. Packaged: 3 in. x 3 in. x 1/4 in. Plastic Dial Pack; Weight: 8.5 g.
