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25057-89-0 (unlabelled)
73575-52-7
79 µL Sales Quantity 1 syringe per pack
Ammonium polyphosphate (Phase II n>1000)
37 μL Sales Quantity 1 syringe per pack
LC packing material (adsorbents, bulk), kieselguhr, CELITE 535 *002827 25057-89-0 (unlabelled)Naturally occurring amorphous silicic acids of fossil origin, also known as diatomaceous earth or diatomite. Purified for chromatographic applications. Compared to silica, kieselguhr has a small surface of low activity (application in partition chromatography). After impregnation with various substances (paraffin, silicone oil, undecane) it can be used for reversed phase chromatography. Technical Data Downloads Macherey Nagel Chromatography Catalogue