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位置:首页 > 产品索引 > GC packed column for Large Valve Oven, UltiMetal tubing, 25.4 mm coil, 4 ft (1.22 m) x 1/8 in, 2.1 mm, HayeSep N packing, mesh size 80/100, preconditioned, with 50 cm x 1/16 inch, 0.75 mm welded ends
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