These are septa for use with the 3730, 3730xl, 3130xl, and 3130, instruments.

Use with:
310 Running Buffer (10X), 3100/3100-Avant™ Genetic Analyzer Autosampler Plate Kit, 96-well, 3130/3100-Avant™ Genetic Analyzer Capillary Array (36 cm), 3130xl/3100 Genetic Analyzer Capillary Array (36 cm), 3130xl/3100 Genetic Analyzer Capillary Array (50 cm), 3730 Running Buffer (10X), 5.0 mL Glass Syringe (polymer reserve syringe), 96-Well Plate Base, 96-Well Plate Retainer, Hi-Di™ Formamide, MicroAmp™ Optical 96-Well Reaction Plate, MicroAmp™ Optical 96-Well Reaction Plate with Barcode, POP-4™ Polymer for 3100/3100-Avant™ Genetic Analyzers, POP-4™ Polymer for 3130/3130xl Genetic Analyzers, POP-4™ Polymer for 3130/3130xl Genetic Analyzers, POP-7™ Polymer for 3130/3130xl Genetic Analyzers, POP-7™ Polymer for 3130/3130xl Genetic Analyzers, Reservoir Septa