OPTIMA® 225 Capillary columns for GC Features 50 % cyanopropylmethyl – 50 % phenylmethylpolysiloxane · USP G7 / G19 Medium polar phase Recommended for fatty acid analyses Similar phases: DB-225, HP-225, OV-225, Rtx-225, CP-Sil 43, 007-225, BP225 Max.…

Glass columns and kits for low pressure flash chromatography Economic low-tech method for the synthesis laboratory Suited for the separation of compounds up to gram levels No expensive equipment required MN flash chromatography kits include a glass column, eluent reservoir, silica…

Quaternary ammonium modified silica anion exchanger for SPE (SAX) Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 silica modified with quaternary amine strongly basic anion exchanger (capacity ~ 0.3…

Dimethyl modified silica phase for SPE, not endcapped Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 Dimethyl phase, not endcapped, carbon content 4 % Similar to C4 Recommended application: e.g.,…

OPTIMA® 5 Amine GC capillary columns for amine separation Features Especially deactivated for the analysis of polyfunctional amines such as ethanol­amines, amino-functionalized diols and similar compounds, which are important base materials in industrial chemistry, and show…

Untreated capillaries Recommended application: Capillary electrophoresis Preparation of capillary columns Capillary LC applications

Hydrophobic reversed phase with distinct polar selectivity for special PFAS analysis. Suitability for PFAS analysis is assured through qualified batch analysis. This HPLC phase is made of high purity NUCLEODUR HPLC silica gel and is extensively endcapped. Due to a low bleeding characteristics these…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

Features More than 50 different sationary phases available e.g., silica gel based: unmodified, C8, C18, NH2, CN; Polyermic material: HR-X, HLB, PA; mixed-mode, special combinations, aluminum oxide, kieselguhr (XTR) etc. NP, RP, ion exchanger and for special applications Different…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

Recommended application: Preparation of capillary columns As precolumns, whenever a larger contamination capacity is required Different deactivations are available: Methyl-Sil deactivated Phenyl-Sil deactivated CW deactivated

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

OPTIMA® 1301 Capillary columns for GC Features 6 % cyanopropyl-phenyl – 94 % dimethylpolysiloxane USP G43 Medium polar phase Ideal for pesticide analyses For corresponding columns with higher film thickness see OPTIMA® 624 Similar phases: HP-1301, DB-1301,…

Propylsulfonic acid modified silica cation exchanger for SPE Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 propylsulfonic acid modified silica very strong cation exchanger (capacity ~ 0.7 meq/g) …

Propylcarboxylic acid modified silica cation exchanger for SPE Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 propylcarboxylic acid modified silica, weakly acidic cation exchanger (WCX) Recommended…

OPTIMA® 1 Capillary columns for GC Features 100 % dimethylpolysiloxane · USP G1 / G2 / G38 Nonpolar phase Separation of components according to boiling points Thick film columns ≥ 3 µm film are expecially recommended for solvent analysis. Low bleed…

NUCLEOGEL® ION 300 OA Polymer-based HPLC phases for separation of sugars Features Sulfonated spherical PS/DVB resins in H+ ionic form · USP L17 Mean particle size 10 µm Pore size 100 Å Separation mechanism includes steric exclusion, ligand exchange and…

LIPODEX® cyclodextrin phases Capillary columns for GC enantiomer separation Features Base material: cyclic oligosaccharides consisting of six (α-cyclodextrin), seven (β-cyclodextrin) or eight (γ-cyclodextrin) glucose units bonded through α-1,4-linkages …

NUCLEOGEL® GPC Polymer-based phases for GPC of water-insoluble substances Features Polymer-based columns for size exclusion chromatography (SEC) or gel permeation chromatography (GPC) Spherical particles Highly crosslinked macroporous, spherical polystyrene –…

VarioPrep (VP) columns for preparative HPLC Features Column system for preparative HPLC manufactured from stainless steel with two adjustable end fittings, e.g., for frequent use of backflushing techniques Allows compensation of a dead volume, which could result at the column inlet…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

Weak carboxylic acid modified polymeric cation exchanger for SPE Features Base material spherical PS/DVB copolymer, pore size 50–60 Å, particle sizes 45 µm or 85 µm (standard), very large specific surface 850 m2/g, pore volume 1.2–1.4 cm3/g, pH stability…

NUCLEODUR® is a fully synthetical type B silica (silica of 3rd generation) offering highly advanced physical properties: Totally spherical particle shape Outstanding surface microstructure High pressure stability Low metal content NUCLEODUR® as a state-of-the-art silica…

Ideal for Flash separations from 10 mg up to 300 g Features For convenient operation and reliable upscaling the complete program of ready-to-use Flash cartridges for the Isco Companion® and other Teledyne Isco CombiFlash® systems, or as stand-alone version for all…

Polymer-based SPE phases for RP and ion chromatography Features Base material: high purity polystyrene-divinylbenzene copolymers (PS/DVB), pore size 100 Å, particle size 100 µm very low degree of swelling, thus very well suited for chromatography reliable function…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…

NUCLEOCEL DELTA Cellulose-modified silica phases for HPLC enantiomer separation Features Base material silica with chiral selector cellulose tris-(3,5-dimethylphenylcarbamate) USP L40 S versions with 5 μm particle size for higher resolution, allowing shorter columns (150 mm)…

Special silica phase for determination of pesticides in food samples Features Base material silica, pore size 60 Å, particle size 45 μm, specific surface 500 m2/g, pH stability 2–8 Primary and Secondary Amine functions (PSA), 5 % C Removes polar compounds (e.g.,…

NUCLEOGEL® SAX Polymer-based HPLC phases for anion exchange chromatography of biological macromolecules Features Polymer-based strongly basic anion exchanger -N+(CH3)3, gel matrix quaternized PEI · USP L23 Particle size 8 µm Pore size 1000 Å pH working range…

Special phase for drying organic samples Features Anhydrous high-purity sodium sulfate which forms Glauber’s salt with traces of water – For removal of larger quantities of water several cartridges can be combined in series. Recommended application: removal of traces of…

NUCLEOSIL® is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure Wide acceptance as routine packings for very different fields of chromatography One of the first spherical silicas used in HPLC Developed in the early seventies, it became a…