MACHEREY-NAGEL
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POLYGOPREP Irregular silica, Octadecyl phases
MACHEREY-NAGELPOLYGOPREP Irregular silica phases for liquid chromatography, modified for RP application Features Irregular silica for preparative application, pH stability 2–8 Available pore sizes 60, 100, 300 and 1000 Å Available mean particle sizes 12 µm, 20 µm, 30…
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Fibrous cellulose impregnated with polyethyleneimine available as POLYGRAM® polyester sheets with or without fluorescent indicator Recommended application: analysis of nucleic acids, and of mutagenic substances with the 32P postlabelling procedure
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OPTIMA® 1701 Capillary Columns
MACHEREY-NAGELOPTIMA® 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…
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PH-FIX 7.9-9.8 - box of 100 strips
MACHEREY-NAGELpH-Fix 7.9-9.8 indicator strips with chemically bound indicators are the bench mark for pH testing with test strips. The fixation prevents bleeding and therefore contamination of the sample. measuring range: pH 7.9-8.3-8.6-8.9- 9.1-9.4-9.8
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VISOCOLOR PP free Chlorine
MACHEREY-NAGELVISOCOLOR Powder Pillows free Chlorine reagent set for photometric determination of free chlorine. Ideal for pool or drinking water analysis. Measuring range: 0.03-6.00 mg/L Cl2
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Unmodified POLYGOSIL® silica
MACHEREY-NAGELPOLYGOSIL® Irregular silica phases for LC, unmodified, SiOH, normal phase Features Irregular silica for analytical application, pH stability 2–8 Available pore sizes 60, 100, 300 and 1000 Å Available particle sizes 5 µm, 7 µm and 10 µm
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QUANTOFIX Sulfite - box of 100 strips
MACHEREY-NAGELQUANTOFIX Sulphite semi-quantitative test strips for the determination of sulphite in solutions. Measuring range: 0-10-25-50-100-250- 500-1000 mg/L SO32-
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QUANTOFIX Sulfate - box of 100 strips
MACHEREY-NAGELQUANTOFIX Sulphate semi-quantitative test strips for the determination of sulphate in solutions. Measuring range: 200->400->800->1200- >1600 mg/L SO42-
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NUCLEODUR® PolarTec HPLC Columns
MACHEREY-NAGELNUCLEODUR® 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…
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Screw neck vials, N 20
MACHEREY-NAGELScrew neck vials for storage of liquid samples (8 mL, 12 mL, 16 mL, 24 mL) Normally used in combination with closed top screw caps Sample container available for the 8 and 12 mL screw neck storage vials For vials >= 20mL please also refer to screw neck vials N 24 with their appropriate…
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Features Silica 60, specific surface (BET) ~ 500 m 2 /g, mean pore size 60 Å, specific pore volume 0.75 mL/g, particle size 5–17 µm; standard grade Outstanding wettability for precise colorization results, even with 100 % aqueous detection reagents Excellent separation…
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Crimp neck vials, N 8
MACHEREY-NAGELMACHEREY-NAGEL glass vials are made from 1st hydrolytic class glass Micro-vials with 0.2–1.2 mL usable volume Adapter required for use in an autosampler Crimp neck vials N 8 available with flat, round or conical bottom, made of clear and amber glass For all vials you can ask for a…
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CHROMAFIL® GF/RC Syringe Filters
MACHEREY-NAGELCHROMAFIL® syringe filters – Ideal for GC, HPLC and UHPLC sample filtration By using CHROMAFIL® syringe filters unwanted particles are removed which can otherwise cause contamination and clogging of sensitive instrumentation. So, filtering your samples leads to an increase of…
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CHROMABOND® Na2SO4/Florisil® SPE Columns
MACHEREY-NAGELCombination phase for SPE of hydrocarbons from water acc. to DIN H53 / ISO DIS 9377-4 Features Special combination phase of sodium sulfate and Florisil® Recommended application: hydrocarbons from drinking, surface and waste waters
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CHROMAFIL® IC Syringe Filters
MACHEREY-NAGELSpecial filter for ion chromatography For the filtration of aqueous liquids For optimal results with blind values < 5 ppb we recommend to pre-wash the filter with de-ionized water
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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
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CHROMABOND® Florisil®
MACHEREY-NAGELMagnesium 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
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Aquadur - box of 100 strips
MACHEREY-NAGELAQUADUR test sticks for the quick and easy determination of water hardness. Gradation: 3 >5 >10 >15 >20 >25 °d = 54 >90 >180 >270 >360 >450 ppm CaCO3
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Center hole caps, N 20
MACHEREY-NAGELReady assembled crimp closures N 20 and plain crimp caps with no liner Closures available with a broad veriety of septa materials and different cap types / materials, incl. magnetic and bi-metal crimp caps For all autosamplers transporting vials by a magnet, incl. the CTC PAL autosampler,…
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Potassium iodate starch paper test paper allows the rapid detection of sulfite and sulfur dioxide. The paper is used in food analyzing laboratories.
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NUCLEOSIL® Carbohydrate HPLC Columns
MACHEREY-NAGELNUCLEOSIL® 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…
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NUCLEODUR® C18 ec HPLC Columns
MACHEREY-NAGELNUCLEODUR® 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…
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Silylation reagents (MSTFA, MSHFBA, MBDSTFA)
MACHEREY-NAGELPurpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one derivative Halogen atoms introduced by derivatization (e.g., trifluoroacetates) for specific detection…
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Ready assembled crimp closures and plain crimp caps, N 11
MACHEREY-NAGELReady assembled crimp closures N 11 and plain caps with no liner Closures available with a broad variety of septa materials and most of them also with different cap colors All high end (PTFE/)Silicone/PTFE, cross- or unslit septa material has been physically and analytically been tested prior…
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POLYGOPREP Irregular silica, Octyl phases
MACHEREY-NAGELPOLYGOPREP Irregular silica phases for liquid chromatography, modified for RP application Features Irregular silica for preparative application, pH stability 2–8 Available pore sizes 60, 100, 300 and 1000 Å Available mean particle sizes 12 µm, 20 µm, 30…
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VISOCOLOR PP Total Chlorine
MACHEREY-NAGELVISOCOLOR Powder Pillows total Chlorine reagent set for photometric determination of total chlorine. Ideal for pool or drinking water analysis. Measuring range: 0.03-6.00 mg/L Cl2
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VISOCOLOR PP Silica HR-100 Pillows
MACHEREY-NAGELVISOCOLOR Powder Pillows Silica HR reagent set for photometric determination of Silica in the high range. Ideal for boiler feed water analysis of low to medium pressure boilers. Measuring range: 2-210 mg/L SiO2 Set of Molybdate-, Citirc acid- and Acid reagent
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NUCLEOSIL® SA HPLC Columns
MACHEREY-NAGELNUCLEOSIL® 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…
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Aquadur Sensitive - box of 50 strips
MACHEREY-NAGELAQUADUR Sensitive test sticks include all the same benefits as the classic AQUADUR test strips, but feature a special, very low measuring range. Gradation: 0-0.3-0.6-1.1 °d / 0-5-10-20 ppm CaCO3
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NUCLEODUR® C18 Gravity HPLC Columns
MACHEREY-NAGELNUCLEODUR® 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…
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QUANTOFIX Arsenic 10-100 strips&reagentUN3077
MACHEREY-NAGELQUANTOFIX Arsenic 10 semi-quantitative test strips and reagents for the determination of arsenic in solutions. Measuring range: 0-0.01-0.025-0.05-0.1- 0.5 mg/L As3+/5+ __UN 3077 Umweltgefährdender Stoff, n.a.g. (ZINKPULVER STABILISIERT) 9 III 0,06 KG ADR/GGVSEB M7 (-)…
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CHROMABOND® QuEChERS
MACHEREY-NAGELSpecial products for determination of pesticides in food samples QuEChERS method and pre-mixes Within a few years after its development by Anastassiades et al. the QuEChERS method has gained a leading position for the determination of pesticide residues in food samples by GC-MS or LC-MS,…