DB-5.625 is specially processed to exhibit excellent inertness for EPA semivolatile methods 625, 1625, 8270, and CLP protocols.

• Close equivalent to a (5%-phenyl)-methylpolysiloxane
• Non-polar
• Specially processed to exhibit excellent inertness for EPA semivolatiles methods 625, 1625, 8270 and CLP protocols*
• Surpasses EPA performance criteria for semivolatiles
• Inert for base, neutral and acidic compounds

J&W DB-5.625 nonpolar, bonded columns are specially processed for excellent inertness and selectivity as a standard column for EPA semivolatile methods 625, 1625, 8270, and CLP protocols. The DB-5.625 features high temperature limits with excellent thermal stability and low bleed. Special tested to reliably surpass EPA performance criteria for semivolatiles. The columns are inert and neutral for effective use with basic, neutral and acidic compounds, and are also solvent rinsable.