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STD Joint Connect
Top outer joint is larger than the bottom inner joint. Used to connect dissimilar standard taper joint sizes.
General purpose column has solvent reservoir of 250 mL, Teflon stopcock and a top 24/40 outer joint. Fritted disc with coarse porosity to support Column packing, such as silica gel, Effective length: 10 in, ID: 20 mm, OD: 26mm.