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- SPE columns, CHROMABOND C4, 45 µm, 3 mL/500 mg
Silica gel based butyl phase, not endcapped similar to C8. Secondary interactions with polar compounds are more pronounced due to shorter alkyl chains. For compounds, which are too strongly retained on C18 or C8.
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Particle type
Fully porous particles (FPP)
Endcapped
No
pH stability
2.0–8.0
Mode
Reversed phase (RP)
Pore size
60 Å
Base material
Silica gel
Particle shape
Irregular
Brand
CHROMABOND
Particle size
45 µm
Surface chemistry
Butyl (C4) modified silica phase, not endcapped
Specific surface according to BET
500 m²/g
Filter element material
Polyethylene (PE)
Carbon content
7.0 %
Column shape
Open tubular syringe-shaped column with Luer tip outlet
Column volume
3 mL
Hardware
Polypropylene (PP) columns with polyethylene (PE) filter elements
Column type
SPE column
Filling quantity
500 mg
Column volume/adsorbent weight
3 mL/500 mg
Selling unit
50 columns
Scope of delivery
50x (10x5 in aluminum bags each) SPE columns, certificate of analysis
Method
Solid phase extraction (SPE)
Recommended application(s)
Analgetics from blood
Phase
C4
Recommended application(s)
Compounds, which are too strongly retained on C18 or C8
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