Seasand for Chromatographic columns
Product number:
6700265
Manufacturer:
Macherey-Nagel GmbH & Co. KG
Packaging information:
Length:
111 mm
Width:
109 mm
Height:
210 mm
Weight:
1 kg
Description
Acid washed, calcined. Pack of 1000 g.
Properties
| Description: | Seasand, acid washed, calcined, pack of 1000 g |
|---|---|
| Manufacturer Article Number: | 727423 |
| UNSPSC: | 41-10-37-08 |
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Standard silica 60, pore size ~ 60 Å; pore volume ~ 0.75ml/g; spec. surface BET ~ 500m²/g. highly porous, amorphous silicic acid in the form of hard, opalescent particles, prepared by precipitation of water glass with sulphuric acid. Silica FIA for the fluorescence indicator adsorption procedure for the determination of hydrocarbon groups in the testing of liquid fuels in accordance with DIN 51791 and ASTM D 1319-58T. The FIA method determines saturated hydrocarbons, olefins and aromatic hydrocarbons of a sample chromatographically by adsorption and desorption in a column filled with FIA silica, in the presence of a fluorescent dye mixture. Further silica adsorbentson request.