marți, 28 martie 2017

BS 1751:1997, ISO 4785:1997

Laboratory glassware. Specification for straight-bore glass stopcocks for general purposes|Stop valves, Laboratory glassware, Valves, Glassware, Dimensions, Designations, Dimensional tolerances, Diameter, Marking Click the banner to get it at ONLY: GBP98.00
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