NH2 SPE Cartridge

Finetech® NH₂ sorbent is composed of aminopropyl-bonded silica gel. It retains analytes via strongly polar interactions in organic solutions and via weak anion exchange in aqueous solutions.

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◆ Features:

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• Retaining compounds in normal phase or anion exchange mode

• Capable of cleaning up biological samples with complicated matrix components​

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◆ Specifications:

 

Carbon content: 4.5%

Surface area: 480 m²/g
Particle size: 40-75 μm
Pore size: 70 Å

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◆ Applications:

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• Removal of negatively charged species such as sulfuric acids

• Determination of drugs and their metabolites such as β2-adrenergic agonists and salicylic acid in biological fluids (blood and urine)

• Determination of macrolide residues in foods and water