SILFILTER STD C18, PEEK Tough Fitting, GL Sciences Inc. (CAT#: STEM-C-9040-LC)

SILFILTER STD C18 manufactured by GL Sciences Inc. is a guard column with cartridge size 3.0 mm I.D. × 10 mm. The cartridge is packed with a monolithic silica, chemically bonded with a C18 and uniquely end-capped. SILFILTER STD C18 can be installed and used for all C18 columns available in the market without interfering and influencing the elution or separation patterns. Also, it is easy to visually confirm the deterioration of the packing in the cartridge.

Silica: High Purity Monolithic Silica
Max. Operating Pressure: 35 MPa (350 bar)
Functional Group: Octadecyl
End-capping: Yes
pH Range: 1 - 7.5
Max. Operating Temperature: 50 °C
Qty.: 5pcs

Can be installed for all C18 columns available in the market (Corresponding column size: I.D. 3.0 mm - 4.6 mm)
Deterioration of the packing in the cartridge can be confirmed visually.
Easy to replace the cartridges.
Effectively removes particulate and strongly retained sample compounds.
With tubing type is also available for minimize dead volume.

Rtx-5MS-Low-Bleed GC-MS Columns (Fused Silica), Length 15 m, ID 0.32 mm, df 0.25 μm, Temp. -60 to 330/350°C, Restek (CAT#: STEM-C-0429-LC)