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…

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…

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…

Advanced ergonomic crimpers for 8 mm, 11 mm and 20 mm crimp caps More lightweighted than complete steel crimpers Ergonomically designed handles Adjustment by a knob on the crimping head that is easily accessible and visible Activated by bottom handle motion only which allows 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…

PS/DVB copolymer with secondary and tertiary ammonium modification for mixed-mode SPE with weak anion exchange and reversed-phase properties (WAX). Exchange capacity ≥ 0.8 meq/g, pKa 6 + 9. High-purity material with ideal flow properties and highest reproducibility. Allows highest…

Combination phase for SPE analysis of PCBs Features SiOH-H2SO4: H2SO4-impregnated silica phase for oxidation of accompanying compounds to ionic and/or polar compounds SA: strongly acidic cation exchanger based on silica with benzene­sulfonic acid modification for removal of ionic…

OPTIMA® 17 MS Capillary columns for GC Features Silarylene phase with selectivity analogue to 50 % phenyl – 50 % methylpolysiloxane USP G3 Medium polar phase with very low bleeding Ideal for ion trap detectors, optimum reference column in combination with a 1 MS or 5…

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…

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…

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…

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…

OPTIMA® 1701 Capillary columns for GC Features 14 % cyanopropyl-phenyl – 86 % dimethylpolysiloxane · USP G46 Medium polar phase Special selectivity due to high cyanopropyl content Reference column for structure identification, e.g., in combination with…

Magnesium silicate for SPE Features Matrix magnesium silicate (MgO – SiOH 15:85), high purity, particle size 150–250 µm Recommended application: organic tin compounds, aliphatic carboxylic acids, PCBs, PAHs

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…

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…

Special silica phase for SPE of THC and derivatives acidic analytes from biological fluids (urine, blood ...) Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 special bifunctional modification – C8 /…

Hydrophilic-lipophilic balanced N-vinylpyrrolidone-divinylbenzene resin for SPE Features Hydrophilic-lipophilic balanced N-vinylpyrrolidone-divinylbenzene copolymer pH stability 1–14 Spherical particles 30 μm or 60 μm (standard) Pore size 65 Å Specific surface…

Spherical, hydrophobic polystyrene-divinylbenzene resin for SPE Features Hydrophobic polystyrene-divinylbenzene copolymer pH stability 1–14 High-purity material with highest reproducibility and lowest blank values due to an optimized manufacturing process Spherical particles…

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…

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…

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

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,…

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…

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…

Aluminium oxide, neutral, for SPE Features Aluminium oxide, high purity, pore volume 0.90 mL/g, particle size 60–150 µm, specific surface 150 m2/g neutral, pH 7 ± 0.5

Matrix properties- Higher content of chlorophyll and carotinoids (pigments), Recommended application(s)-PFAS in food (e.g. milk, curd cheese, quark, bread, brussel sprouts, spinach, eggs), QuEChERS, Sample preparation

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…

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…

For individual packing of SPE columns with CHROMABOND® adsorbents.

NUCLEOSHELL® core-shell silica phases for HPLC NUCLEOSHELL® Core-shell technology provides Better resolution at lower back pressure and shorter retention time Solid core of silicon dioxide Homogeneous shell of porous silica Highest efficiency compared to traditional…

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…