n-heptan
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Chromolith® Prep: Comparison of Flow Rates | Merck
Chromolith® Prep columns can be operated with a flow rate of up to 400 mL/min: ten times faster than with particulate columns of an equivalent size. -
Purospher® Highest Purity Silica | Merck
Purospher® HPLC columns are based on high-purity, metal-free silica to ensure excellent separations of strong metal chelators with symmetrical peak shape. -
Chromolith® Si | Analytics and Sample Preparation | Merck
Based on high-purity monolithic silica, Chromolith® Si HPLC columns are optimized for normal-phase separations of polar non-ionic organic compounds. -
Aluminum Oxide Plates for TLC | Analytics and Sample Preparation | Merck
Aluminum oxide plates for TLC are perfect for the separation of basic and neutral substances, and are available with or without a fluorescent indicator. -
L3 USP HPLC Columns: Purospher® STAR Si | Analytics and Sample Preparation | Merck
Purospher® STAR Si (5 µm) columns for normal-phase HPLC are classified as L3 columns, fully compliant with US Pharmacopoeia specifications. -
L10 USP HPLC Columns: LiChrospher® CN | Analytics and Sample Preparation | Merck
LiChrospher® CN (5 µm) cyano-modified silica columns are classified as L10 HPLC columns, fully compliant with US Pharmacopoeia specifications. -
Purospher® STAR NH2 (5 µm) | Analytics and Sample Preparation | Merck
Purospher® STAR NH2 (5 µm) amino-modified silica columns are classified as L8 HPLC columns, fully compliant with US Pharmacopoeia specifications. -
L20 USP HPLC Columns: LiChrospher® DIOL | Analytics and Sample Preparation | Merck
LiChrospher® DIOL (5 µm) dihydroxypropane-modified silica columns are classified as L20 HPLC columns, fully compliant with US Pharmacopoeia specifications. -
LiChrospher® 100 NH2 | Analytics and Sample Preparation | Merck
Due to polar and hydrophobic properties, LiChrospher® 100 NH2 HPLC sorbents are suitable for normal-phase, reversed-phase and ion exchange chromatography.