The DB-17 GC Column is a (50%-Phenyl)- methylpolysiloxane column of mid polarity. The DB-17 GC Column is excellent for confirmation analysis. The DB-17 GC Column is equivalent to USP Phase G3. Agilent ...

Agilent J&W Scientific GC columns offer the highest quality and performance of any GC columns on the market today. From the lowest bleed levels and the best inertness for acid, base, and mixed ...

Foreign affairs columnist and anchor of Today's WorldView, the Post's daily column and newsletter on global politics Ishaan Tharoor is a columnist on the foreign desk of The Washington Post, where he ...