CHROMABOND® SB
Quaternary ammonium modified silica anion exchanger for SPE (SAX)Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m²/g, pH stability 2 to 8. Silica modified with quaternary amine. Strongly basic anion exchanger (capacity ~ 0.3 meq/g). Not suited for very strong anions such as sulphonic acids, because these are difficult to elute.Recommended application: organic acids, caffeine, saccharin.
CHROMABOND® SiOH
Unmodified silica phase for SPEUnmodified, 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.Recommended applications: aflatoxins, chloramphenicol, pesticides, steroids, vitamins.
CHROMABOND® SiOH-H2SO4/SA
Combination phase for SPE analysis of PCBsH2SO4: H2SO4-impregnated silica phase for oxidation of accompanying compounds to ionic and/or polar compounds.SA: strongly acidic cation exchanger based on silica with benzenesulphonic acid modification for removal of ionic and sulphur-containing compounds.Recommended application: extraction of PCBs from oil with reference to German industrial standard DIN 51527, part 1. This combination column is used together with a SiOH column.
CHROMABOND® vacuum manifolds and accessories
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® XTR
Kieselguhr phase for liquid-liquid extractionBase material coarse-grained kieselguhr, large pore size, high pore volume, constantly high batch-to-batch quality, pH working range 1 to 13.Application: liquid-liquid extraction of highly viscous aqueous solutions such as physiological fluids (blood, plasma, and serum) in clinical chemistry, dyes in textiles, environmental and food analysis.Glass columns availlable on request.
CHROMAFIL® MULTI 96 filter plates
96-well polypropylene plates for simultaneous filtration of 96 samplesAdvantages of this high-throughput system are:economical by saving time and solventuse of multi-channel pipettors facilitates liquid transfer stepsreadily adaptable to all common automated/robotic handling systems -minimised dead volume (£ 40µl)membrane materials correspond to the respective CHROMAFIL® syringe filters
CHROMAFIX® C18
Octadecyl modified silica phase for SPE, not endcappedBase material silica, pore size 60 Å, particle size 45 µm for C18, 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.Recommended applications: non-polar compounds, pesticides.
CHROMAFIX® C18 ec
Octadecyl-modified silica gel phase for SPE, endcappedBase material: Silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2-8 octadecyl phases, endcapped, carbon content 14 %, non-polar, hydrophobic interactions with a wide variety of organic compounds.Recommended application: Non-polar compounds, aflatoxins, amphetamines, antibiotics, antiepileptics, barbiturates, caffeine, drugs, preservatives, fatty acids, nicotine, PAHs, pesticides, PCBs, heavy metals, vitamins.Very well suited for desalting of samples.
CHROMAFIX® Dry
Special phase for drying organic samplesBasic material: Sodium sulfate.Recommended application: removal of traces of water from organic solutions.
CHROMAFIX® HR-XC columns
The innovative cation exchanger offers:mixed-mode SPE phase with distinct cation exchange and RP properties excellent enrichment of basic analytesmodern support polymer with optimised pore structure and large specific surfacegood reproducibility, reliable and cost-efficient analysesmore aggressive washing procedures for matrix removal possiblecleaner samples and protection of analytical HPLC and GC instrumentationquantificationof analytes from heavily contaminated sampleslower limits of detection also for critical matrices... the perfect fit for basic analytes in comination with CHROMABOND® HR-X
CHROMAFIX® PS
The innovative cation exchanger offers:mixed-mode SPE phase with distinct cation exchange and RP properties excellent enrichment of basic analytesmodern support polymer with optimised pore structure and large specific surfacegood reproducibility, reliable and cost-efficient analysesmore aggressive washing procedures for matrix removal possiblecleaner samples and protection of analytical HPLC and GC instrumentationquantificationof analytes from heavily contaminated sampleslower limits of detection also for critical matrices... the perfect fit for basic analytes in comination with CHROMABOND® HR-X
Empty columns CHROMABOND®, PP
Empty CHROMABOND® column (PP) for SPE, one PE-filter element is already inserted in the column.
Extraction kits Copure® QuEChERS
Extraction and clean-up mixtures for sample preparation in the pesticide analysis of vegetable foodstuffs according to EN 15662 using GC/MS or LC/MS after acetonitrile extraction and purification using the dispersive SPE-QuEChERS method.The samples are first extracted with Mix A. Purification is done with one of the following mixtures:Mix B (Clean-up mixture for fruits and vegetables with low fat content, e.g. apples, strawberries)Mix C (Clean-up mixture for fruits and vegetables with high fat content, containing oil/wax, e.g. avocados)Mix D (Clean-up mixture for moderately chlorophyll/carotenoid-containing fruits and vegetables, e.g. carrots, salad)Mix E (Clean-up mixture for fruits and vegetables with high chlorophyll/carotenoid content, e.g. sweet peppers, spinach)If required, add ceramic homogenising beads for better mixing.Mix A contains a bag with the required amount of mixture and a 50 ml empty tubeMix B, C, D and E are pre-weighed into a 15 ml tube
HPLC syringe filter ProFill, PTFE
Suitable for organic solutions, aggressive acids and alkalis, as well as cryogenic liquids.HydrophobPolypropylene housingEasy identification of the membrane type by colour codingFast filtration thanks to a filter area of 3.7 cm2Luer-Lock input and Luer-Slip output
HPLC syringe filter ProFill, RC / PA
For aqueous and organic media. The RC membrane is not suitable for aggressive acids and alkalis.HydrophilePolypropylene housingEasy identification of the membrane type by colour codingFast filtration thanks to a filter area of 3.7 cm2Luer-Lock input and Luer-Slip output
LLG-Syringe filters CA, Cellulose acetate
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane for filtration of aqueous solutions.This membrane features excellent shape stability in aqueous solutions and is characterised by a very low binding capacity for proteins (21 µg per 25 mm filter). Particularly suitable for biological macromolecules, water-soluble oligomers and polymers.Sterile products in individual hard blister packaging.For research and development only.
LLG-Syringe filters GF, Glass fibre
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane suitable for pre-filtration. They can be used for solutions with high particulate loads or for highly viscous solutions (e.g. soil samples, fermentation broths) either alone or in combination with other filters. With Luer-Lock input and Luer-Slip output.
LLG-Syringe filters NC, Nitrocellulose
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane with low adsorption. For aqueous and aggressive organic solvent filtration. With Luer-Lock input and Luer-Slip output. Sterile products in individual hard blister packaging.For research and development only.
LLG-Syringe filters NY, Nylon/Polyamide
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionRather hydrophilic membrane, optimal for filtration of aqueous and organic/aqueous medium polar liquids.Excellent chemical compatibility with esters, bases, and alcohols. With Luer-Lock input and Luer-Slip output. Sterile products in individual hard blister packaging.For research and development only.
LLG-Syringe filters PE, Polyethylene
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionUniversal filter membrane for all analytical requirements. For aqueous and aggressive organic solvent filtration.Wide application in sample preparation, and ion chromatography. With Luer-Lock input and Luer-Slip output.
LLG-Syringe filters PES, Polyethersulfone
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane for aqueous and slightly organic solutions with low protein binding capacity.The almost blank-free membrane is ideal for ion chromatography and organic acids. With Luer-Lock input and Luer-Slip output.Sterile products in individual hard blister packaging.For research and development only.
LLG-Syringe filters PTFE, Polytetrafluorethylene
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophobic membrane. Ideal for filtration of non-polar liquids and gases.It is very resistant to various solvents, as well as acids, and bases. With Luer-Lock input and Luer-Slip output.
LLG-Syringe filters PVDF, Polyvinylidene fluoride
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane for aqueous polar and slightly non-polar solutions. Very low protein binding capacity. Suitable for high flow rates. Especially suitable for biological macromolecules, water-soluble oligomers, and polymers. With Luer-Lock input and Luer-Slip output. Sterile products in individual hard blister packaging.For research and development only.
LLG-Syringe filters RC, Regenerated cellulose
LLG offers a line of syringe filters especially designed to provide efficient filtration of a broad variety of fluids, solvents, aqueous or inorganic solutions. Our syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, as well as food and beverage testing laboratories.Housing injected in polypropylene and MABSSuperior pressure stability of the housingsSuitable for all syringes with Luer connectionHydrophilic membrane features very low adsorption. It is recommended for filtration of aqueous and organic/aqueous liquids. For filtration of polar and medium polar liquids. With Luer-Lock input and Luer-Slip output.
LLG-Syringe filters SPHEROS, cellulose acetate
Cost-effective syringe filters for filtration of a broad variety of solvents, as well as aqueous, or inorganic solutions. These syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, and food and beverage testing laboratories.Robust polypropylene housingMultifunctional syringe filters with female Luer-Lock inlet and male Luer-Slip outletSuitable for all syringes with Luer connectionHydrophilic membrane for filtration of aqueous liquidsLow protein binding capacityEspecially suitable for biological macromolecules, water soluble oligomers, and polymersSterile filters in individual hard blister packaging and dispenser box.For research and development only.
LLG-Syringe filters SPHEROS, Nylon
Cost-effective syringe filters for filtration of a broad variety of solvents, as well as aqueous, or inorganic solutions. These syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, and food and beverage testing laboratories.Robust polypropylene housingMultifunctional syringe filters with female Luer-Lock inlet and male Luer-Slip outletSuitable for all syringes with Luer connectionHydrophilic membrane for filtration of aqueous, organic, and medium polar solutionsVery good chemical resistance to esters, alkaline solutions, and alcohols
LLG-Syringe filters SPHEROS, PES
Cost-effective syringe filters for filtration of a broad variety of solvents, as well as aqueous, or inorganic solutions. These syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, and food and beverage testing laboratories.Robust polypropylene housingMultifunctional syringe filters with female Luer-Lock inlet and male Luer-Slip outletSuitable for all syringes with Luer connectionHydrophilic membrane for aqueous and polar organic solutions with low protein binding capacityEspecially suitable for sterile filtration of solutions and media in cell culture, as well as for ion chromatography and organic acidsSterile filters individually packed in a hard blister package and dispenser box.For research and development only.
LLG-Syringe filters SPHEROS, PTFE
Cost-effective syringe filters for filtration of a broad variety of solvents, as well as aqueous, or inorganic solutions. These syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, and food and beverage testing laboratories.Robust polypropylene housingMultifunctional syringe filters with female Luer-Lock inlet and male Luer-Slip outletSuitable for all syringes with Luer connectionHydrophobic membrane for filtration of non-polar liquids and gasesVery good chemical resistance to all kinds of solvents and alkaline solutions
LLG-Syringe filters SPHEROS, PVDF
Cost-effective syringe filters for filtration of a broad variety of solvents, as well as aqueous, or inorganic solutions. These syringe filters cover most applications in HPLC, pharmaceutical, environmental, biotechnology, and food and beverage testing laboratories.Robust polypropylene housingMultifunctional syringe filters with female Luer-Lock inlet and male Luer-Slip outletSuitable for all syringes with Luer connectionHydrophilic membrane for aqueous polar and light non-polar solutionsVery low protein bindingSuitable for high flow ratesIdeal for use with biological macromolecules, water-soluble oligomers and polymersSterile filters in individual hard blister packaging and dispenser box.For research and development only.
QuEChERS adsorbent CHROMABOND® Diamino / PSA
QuEChERS method and pre-mixesWithin 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 samples10 g sample are homogenised with 10 ml acetonitrile. After adding the internal standard the sample is shaken with 4 g MgSO4 and 1 g NaCI and afterwards centrifuged. 1 ml of the supernantant is spiked with 25 mg CHROMABOND® Diamino and 150 mg MgSO4 and shaken again. After centrifugation the supernatant is injected into the GC/MS.Special silica phase for determination of pesticides in food samples with primary and secondary amine functions (PSA).Particle size 45 µm, specific surface 500 m2/g, pH-stability from pH 2 to 8.
SPE columns, CHROMABOND PFAS
Special phase for SPE analysis. For enrichment of PFAS from water, textiles and sediments (contaminated soils). Polymeric combination phase with weak anion exchanger, highly porous, spherical particles.
Syringe Filter for HPLC
For small sample volumes. With Luer Lock inlet and Luer outlet. The type of membrane is indicated on the syringe filter.17 mm filter diameterColor codedDead volume < 0,29 ml