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- SPE columns, CHROMABOND SB, 45 µm, 1 mL/100 mg
Silica gel modified with quaternary amine, strongly basic anion exchanger (SAX). Capacity ~ 0.3 meq/g, not suited for very strong anions such as sulfonic acids, because these are difficult to elute.
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Particle type
Fully porous particles (FPP)
Endcapped
No
pH stability
2.0–8.0
Pore size
60 Å
Base material
Silica gel
Particle shape
Irregular
Brand
CHROMABOND
Particle size
45 µm
Mode
Ion exchange (IEX)
Surface chemistry
Silica gel with quaternary ammonium modification, strongly basic anion exchanger (SAX)
Specific surface according to BET
500 m²/g
Filter element material
Polyethylene (PE)
Recommended application(s)
Organic acids
Carbon content
Not available or proprietary
Column volume
1 mL
Column shape
Open tubular syringe-shaped column with Luer tip outlet
Hardware
Polypropylene (PP) columns with polyethylene (PE) filter elements
Column type
SPE column
Filling quantity
100 mg
Recommended application(s)
Caffeine
Scope of delivery
100x (20x5 in aluminum bags each) SPE columns, certificate of analysis
Method
Solid phase extraction (SPE)
Recommended application(s)
Saccharin
Phase
SB
Column volume/adsorbent weight
1 mL/100 mg
Selling unit
100 columns
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