SPE

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 CHROMABOND® Na2SO4/Florisil®

MACHEREY-NAGEL

Combination phase for SPE of hydrocarbons from water acc. to DIN H53 / ISO DIS 9377-4

Special combination phase of sodium sulphate and Florisil ®.

Recommended application: hydrocarbons from drinking, surface and waste waters....

 Accessories for CHROMABOND®

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 CHROMABOND® C18 ec

MACHEREY-NAGEL

Octadecyl modified silica phase for SPE, endcapped

Base material silica, pore size 60 Å, particle size 45 µm for C 18 ec, 100 µm for C 18 ec f (for fast flow), specific surface 500 m²/g, pH stability 2 to 8. Octadecyl phases, endcapped, carbon content 14 % very non-polar, hydrophobic interactions with a wide variety of organic compounds. Advantageous for clean-up of samples with large structural variations (polarity differences)....

 CHROMABOND® NH2

MACHEREY-NAGEL

Aminopropyl modified silica phase for SPE

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8, aminopropyl phase, carbon content 3.5%, polar, weak anion exchanger.

Recommended applications: trace elements, lipids....

 CHROMABOND® vacuum manifolds and accessories

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For simultaneous preparation of up to 12 or 24 samples,
replacement parts and accessories for special applications
.

Vacuum manifold complete consists of: glass cabinet with lid and lid gasket, removable needles on lower side of lid, vacuum gauge, control valve, valves and caps, variable rack....

 CHROMABOND® NH2/C18

MACHEREY-NAGEL

Combination phase for SPE analysis of PAH from water containing humic acids

Special combination phase: aminopropyl phase for removal of interfering humic acids, octadecyl phase for enrichment of PAH.

Recommended application: PAH from water containing humic acids....

 CHROMABOND® QuEChERS extraction buffer mixes / clean-up mixes

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QuEChERS method and pre-mixes
Within a few years after its devleopment by Anastassiades et al. the QuEChERS method has gained a leading position for determination of pesticide residues in food by GC-MS or LC-MS allowing rapid and cheap clean-up of strong matrix-contaminated samples.
Standard clean-up of food samples...

 CHROMABOND® SiOH

MACHEREY-NAGEL

Unmodified silica phase for SPE

Unmodified, weakly acidic silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8, very polar, adsorbs humidity from air, for this reason it should be kept well closed and if necessary dried before use due to its high affinity for polar compounds it should not be conditioned with polar (e.g. methanol) or water-containing solvents....

 CHROMABOND® C18

MACHEREY-NAGEL

Octadecyl modified silica phase for SPE, not endcapped

Base material silica, pore size 60 Å, particle size 45 µm for C 18, specific surface 500 m²/g, pH stability 2 to 8 octadecyl phases, not endcapped, carbon content 14 % possesses more free silanols (SiOH), which allow secondary interactions with polar groups of the analytes....

 Adapters for CHROMABOND® columns

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 Accessories CHROMABOND® QuEchERS

MACHEREY-NAGEL

QuEChERS method and pre-mixes
Within a few years after its devleopment by Anastassiades et al. the QuEChERS method has gained a leading position for determination of pesticide residues in food by GC-MS or LC-MS allowing rapid and cheap clean-up of strong matrix-contaminated samples.
Standard clean-up of food samples...

 CHROMABOND® Alox A / Alox N / Alox B

MACHEREY-NAGEL

aluminium oxide, acidic, neutral, basic

aluminium oxide, high purity, pore volume 0.90ml/g, particle size 60 to 150µm, specific surface 150m²/g, acidic, pH 4 ± 0.5, recommended application: together with phase SA for PCB and pesticides.

Alox A: acidic, pH 4 ± 0.5
Alox N: neutral, pH 7 ± 0.5...

 Accessories for chromabond vacuum chamber

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SPE-columns....

 CHROMABOND® HR-P

MACHEREY-NAGEL

Polystyrene-divinylbenzene adsorbent resin for SPE
Basic material: Highly porous polystyrene-divinylbenzene copolymer specific surface 1200 m 2/g.
Particle size 50-100 µm very high binding capacity, up to 30 % of adsorbent weight.
Recommended application: aromatic compounds, phenols from water, nitroaromatics from water, pesticides from water, PAHs from oil...

 CHROMABOND® C18 Hydra

MACHEREY-NAGEL

Octadecyl modified silica phase for SPE of polar analytes

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8, special octadecyl phase for polar analytes, not endcapped, carbon content 15%.

Recommended applications: more polar compounds like pesticides and their polar degradation products, phenols, phenoxycarboxylic acids, nitroaromatics, pharmaceuticals....

 CHROMABOND® C6H5

MACHEREY-NAGEL

Phenyl modified silica phase for SPE

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8. Phenyl phase, carbon content 8%
polarity similar to C 8. In addition to hydrophobic interactions more selective adsorption is possible by Π-Π interactions due to the electron density of the phenyl ring....

 CHROMABOND® C8

MACHEREY-NAGEL

Octyl modified silica phase for SPE, not endcapped

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8. Octyl phase, not endcapped, carbon content 8%, similar to C 18, however slightly more polar. Secondary interactions with polar compounds are more pronounced due to shorter alkyl chains....

 CHROMABOND® CN

MACHEREY-NAGEL

Cyanopropyl modified silica phase for SPE

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2-8, cyanopropyl phase, carbon content 5.5%, polar to mid-polar. In addition to weak hydrophobic interactions selective interactions are possible due to the high electron density of the CN group....

 CHROMABOND® CN/SiOH

MACHEREY-NAGEL

Combination phase for SPE analysis of PAH

Special combination phase, cyanopropyl phase for selective adsorption of polycyclic aromatics via Π-Π interactions, unmodified silica phase for removal of polar compounds.

Recommended applications: Extraction of the 16 PAHs according to EPA from soil samples....

 CHROMABOND® Drug II

MACHEREY-NAGEL

Special silica phase for SPE of THC and derivatives acidic analytes from biological fluids (urine, blood ...)

base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8, special bifunctional modification - C 8/ SB (strong anion exchanger - quaternary amine)....

 CHROMABOND® Drug

MACHEREY-NAGEL

Special silica phase for SPE enrichment of drugs from urine or plasma

Base material silica, pore size 60Å, particle size 45µm, specific surface 500m²/g, pH stability 2 to 8, special bifunctional modification - C 8/SA (strong cation exchanger - benzenesulphonic acid).

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 CHROMABOND® Easy

MACHEREY-NAGEL

Polar modified polystyrene-divinylbenzene copolymer with a weak anion exchanger

Specific surface 650 to 700 m²/g, particle size 80µm, pore size 50 Å, pH stability 1 to 14. Due to bifunctional modification much more hydrophilic than conventional polystyrene-divinylbenzene polymers and thus easily wettable with water....

 CHROMABOND® Florisil®

MACHEREY-NAGEL

Magnesium silicate for SPE

Matrix magnesium silicate (MgO to SiOH 15:85), high purity, particle size 150 to 250µm.

Recommended application: organic tin compounds, aliphatic carboxylic acids, PCB, PAH....

 CHROMABOND® HR-X

MACHEREY-NAGEL

Spherical, hydrophobic polystyrene-divinylbenzene resin for SPE
Hydrophobic polystyrene-divinylbenzene copolymer pH stability 1 to14. High-purity material with highest reproducibility and lowest blank values due to a novel manufacturing process, spherical particles 85mm; pore size 55 to 60Å. Very high surface 1000m²/g; capacity 390mg/g (caffeine in water). Excellent recovery rates especially for the enrichment of pharmaceuticals/active ingredients due to the spherical structure of the particles, very homogeneous surface, and optimised pore structure....

 CHROMABOND® HR-XC

MACHEREY-NAGEL

The innovative cation exchanger offers:

mixed-mode SPE phase with distinct cation exchange and RP properties
excellent enrichment of basic analytes
modern support polymer with optimised pore structure and large specific surface
good reproducibility, reliable and cost-efficient analyses...

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