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Organicphase provides polymeric HPLC columns and packing materials for pharmaceutical and biopharmaceutical separations.
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Founded by experts in liquid chromatography,
polymer chemistry and pharmaceutical sciences, Organicphase has developed a line of significantly
improved polystyrene type HPLC columns and separation media for pharmaceuticals and biopharmaceuticals (USP type L21 column). As showed in the following comparison chromatograms with leading polystyrene HPLC column, there is clear performance improvement in the OPH RP-L21.
Please click the Examples or hyperlinks on the left for more separation examples with these high efficiency OPH RP-L21 columns. |
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Column by OPH |
Leading polystyrene column |
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Sample |
promethazine, codeine, ephedrine |
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Mobile phases |
65:35 15mM NaH2PO4 : Acetonitrile. Isocratic. Ambient. |
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Flow |
1.0 mL/min |
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Injection |
20 µL |
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Detection |
UV 220 nm |
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Retention |
minutes |
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