MACHEREY-NAGEL
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NUCLEOGEL® RP HPLC Columns
MACHEREY-NAGELNUCLEOGEL® RP Polymer-based reversed phase HPLC phases, USP L21 Properties / Key Features Polystyrene resin cross-linked with divinylbenzene Higher background hydrophobicity compared to silica phases Available particle sizes 5 μm and 8 μm; pore sizes 100 Å and 300…
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CHROMAFIX® Dry (Na2SO4)
MACHEREY-NAGELSpecial 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…
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Flash glass columns
MACHEREY-NAGELGlass 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…
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Standard Manual Crimping Tools
MACHEREY-NAGELManual crimpers (standard version) Adjustable crimping height via hexagon key, which allows to move the inner part of the crimping head up and down (not possible for manual crimpers N 8) Crimping pressure adjustable via screw in the handle Manual crimpers for N 13 and N 20 Flip Top /…
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VISO ECO AMMONIUM 15-1 kit (~50 tests)UN3316
MACHEREY-NAGELVISOCOLOR ECO Ammonium 15 colorimetric test kit measuring for the determination of Ammonium in water samples range: 0.5-15 mg/L NH4+ sufficient for 50 determinations __UN 3316 Chemical kit 9 II 0.040 L ADR/GGVSEB M11 (E) ADR 3.3.1/251: LQ PAX 960 10 Kg CAO 960 10 Kg
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PH-FIX 5.1-7.2 - box of 100 strips
MACHEREY-NAGELpH-Fix 5.1-7.2 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 5.1-5.4-5.7-6.0- 6.3-6.6-6.9-7.2
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CHROMABOND® C18 Hydra
MACHEREY-NAGELOctadecyl modified silica phase for SPE of polar analytes Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 Special octadecyl phase for polar analytes, not endcapped, carbon content 15 % Recommended…
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Features Base material: 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 pH stability 2–10 Indicator: acid-resistant product with a pale blue fluorescence for short-wave UV…
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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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CHROMAFIL® MULTI 96 filter plates
MACHEREY-NAGELFeatures 96-well polypropylene plates for simultaneous filtration of 96 samples Advantages of this high-throughput system: Economical by saving time and solvent Minimized dead volume (≤ 40 µL) Use of multi-channel pipettors facilitates liquid transfer steps Readily…
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CHROMAFIL® GF/PVDF 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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Shell Vials
MACHEREY-NAGELEasy and quick to seal vial / closure combination Fire-polished neck Main application: for non-critical HPLC analyses Only suitable in cases of low requirements on tightness, as the plugs have no elastomeric sealing element PE stoppers with a diaphragm for safe penetration of the needle
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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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POLYGOSIL® Irregular silica, Amino phases
MACHEREY-NAGELPOLYGOSIL® Irregular silica phases for LC, NH2 (amino) modified 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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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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QUANTOFIX Tin - box of 100 strips
MACHEREY-NAGELQUANTOFIX Tin semi-quantitative test strips for the determination of tin(II)-ions in solutions. *TEST PROCEDURE IS INTRICATE, PRODUCT NOT RECOMMENDED FOR USE BY NON CHEMIST* Measuring range: 0-10-25-50-100-250- 500 mg/L Sn2+
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PH-FIX 0.3-2.3 - box of 100 strips
MACHEREY-NAGELpH-Fix 0.3-2.3 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 0.3-0.7-1.0-1.3-1.6-1.9-2.3
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TRITEST pH 1-11 Dispenser
MACHEREY-NAGELTritest pH 1 - 11 indicator paper has three different indicator zones on a single paper. The three zones guarantee optimal color differences and safe determination of in-between values. measuring range: 1-2-3-4-5-6-7-8-9-10-11
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ChromCart® column holder
MACHEREY-NAGELFor the connecting of still available CC cartridge columns and CC guard columns we offer the guard column holder.
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Quantofix Total Acid - box of 100 strips
MACHEREY-NAGELQUANTOFIX Total acid semi-quantitative test strips for the determination of total acid content as expressed as g of citric acid. Measuring range: 2-2.5-3.0-3.5-4.0-5.0 g/L Citric acid
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OPTIMA® 1 Capillary Columns
MACHEREY-NAGELOPTIMA® 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…
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CHROMABOND® HR-P
MACHEREY-NAGELPolystyrene-divinylbenzene adsorbent resin for SPE Features Highly porous polystyrene-divinylbenzene copolymer specific surface 1200 m2/g, particle size 50–100 μm very high binding capacity, up to 30 % of adsorbent weight (for comparison: silica adsorbents about 3 %) …
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VISO ECO TOTAL HARDNESS-1 kit(~100 test)UN3316
MACHEREY-NAGELVISOCOLOR ECO Total Hardness titrimetric test kit for the determination of Total hardness in water samples measuring range: 1 drop = 1.25 °e __UN 3316 Chemical kit 9 II 0.008 L ADR/GGVSEB M11 (E) ADR 3.3.1/251: LQ PAX 960 10 Kg CAO 960 10 Kg
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CHROMABOND® vacuum manifold
MACHEREY-NAGELFor simultaneous preparation of up to 12, 16 or 24 samples
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Connectors for GC capillary columns
MACHEREY-NAGELGraphseal ferrules for capillaries: stainless steel ferrules filled with graphite – the ideal sealing material for capillaries The capillary is mounted on a 1/16" exit (detector, injector etc.) with the appropriate ferrule, a nut (with slit) and an adapter. Glass connectors for…
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NUCLEODUR® SiOH VarioPrep HPLC Columns
MACHEREY-NAGELVarioPrep (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…
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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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PEHANON pH 9.5-12.0 - box of 200 strips
MACHEREY-NAGELPehanon pH 9,5 - 12,0 test strips unify pH indicator and reference color chart on one strip. Any sample color has the same effect on both, the reference colors and the reactive pad, allowing unadulterated pH reading even in colored solutions. Measuring range: 9.5-10.0-10.5-11.0-11.5-12.0
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PH-FIX 0-14 -snapcap tube of 100 strips
MACHEREY-NAGELpH-Fix 0-14 PT indicator strips in a round plastic tube with snap cap. The 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 0-1-2-3-4-5-6-7- 8-9-10-11-12-13-14
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VISO ECO NITRITE - 1 kit (~150 tests)
MACHEREY-NAGELVISOCOLOR ECO Nitrite colorimetric test kit for the determination of Nitrite in water samples measuring range: 0.02-0.5 mg/L NO2-
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VISOCOLOR PP Nitrate-100 Pillows
MACHEREY-NAGELVISOCOLOR Powder Pillows Nitrate reagent set for photometric determination of Nitrate. Ideal for pool or drinking water analysis. Measuring range: 1.0 - 50 mg/L NO3-N
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NUCLEODUR® SiOH 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…