Silica based dihydroxy SPE. It is used to extract polar analytes from non-polar solutions. It is a neutral sorbent and extracts compounds by forming hydrogen bonding or polar-polar interaction. As an example, it can be used to extract THC.
Based on silica; C%: 5-6%;
Average particle diameter: 50μm;
Average pore size: 60Å;
Volume of pore: 0.8cm2/g;
Specific surface area: 4802/g
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