or
Column, GC; RTX-5MS cap. column; Restek; Crossbond 5% diphenyl/95% dimethyl polysiloxane; Applications inc. drugs, solvent impurities, pesticides; 60m; 0.25mm; particle size 0.25um; 6/PK
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Column, GC; RTX-5MS cap. column; Restek; Crossbond 5% diphenyl/95% dimethyl polysiloxane; Applications inc. drugs, solvent impurities, pesticides; 15m; 0.25mm; particle size 0.25um; 6/Pk
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Column, GC; RTX-5MS cap. column; Restek; Crossbond 5% diphenyl/95% dimethyl polysiloxane; Applications inc. drugs, solvent impurities, pesticides; 30m; 0.25mm; particle size 0.25um; Inc. 5m Integra-Guard Column; 6/PK
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