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Precision meets performance with our sel..
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HPLC Guard Columns..
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TLC Plates..
We specialize in providing a comprehensive selection of high-performance chromatography products essential for precise analytical results. Our range includes HPLC and GC columns, high-purity solvents, certified reagents, calibration standards, sample vials, and critical chromatography accessories.
Engineered for use in pharmaceutical, environmental, food safety, and research laboratories, these products support a variety of chromatographic techniques with reliable, reproducible performance. Enhance analytical precision, simplify processes, and achieve regulatory adherence with our chromatography solutions..
Manufacturer: Macherey-Nagel
Item Number: 702094
Soft to penetrate, high purity Silicone/PTFE closure for sensitive analysis with a good price-performance ratio. Can be used at very high temperatures..
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£44.10 £49.00
Manufacturer: Macherey-Nagel
Item Number: 702071
These closures with molded Butyl/PTFE septa are only laminated with PTFE in the contact area with the sample. Thus the elastomeric Butyl can achieve o..
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£50.40 £56.00
Manufacturer: Macherey-Nagel
Item Number: 702829
Butyl/PTFE closures with a good analytical purity. Equivalent closure to 70234.8, however, with a punched septa instead of a molded one. Very good pri..
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£34.65 £38.50
Manufacturer: Macherey-Nagel
Item Number: 70234.8
Completely PTFE-laminated, molded Butyl/PTFE septum with a temperature resistance of -40 °C up to 120 °C and a good analytical purity. The bridges of ..
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£47.70 £53.00
Manufacturer: Macherey-Nagel
Item Number: 702799
These safety caps are used in Headspace analysis in the high temperature range. The bridges of the cap's scorelines break open at an internal vial pre..
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£8.55 £9.50
Manufacturer: Macherey-Nagel
Item Number: 702927
Soft to penetrate, high purity Silicone/PTFE closure for sensitive analysis. Can be used at very high temperatures. The bridges of the cap's scoreline..
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£54.90 £61.00
Manufacturer: Macherey-Nagel
Item Number: 702835
Soft to penetrate, high purity Silicone/PTFE closure for sensitive analysis with a good price-performance ratio. Can be used at very high temperatures..
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£50.40 £56.00
Manufacturer: Macherey-Nagel
Item Number: 702838
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£39.60 £44.00
Manufacturer: Macherey-Nagel
Item Number: 702833
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£14.22 £15.80
Manufacturer: Macherey-Nagel
Item Number: 702341
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£54.00 £60.00
Manufacturer: Macherey-Nagel
Item Number: 702834
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£60.30 £67.00
Manufacturer: Macherey-Nagel
Item Number: 702404
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£112.50 £125.00
Manufacturer: Macherey-Nagel
Item Number: 702837
Bi-metal crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£55.80 £62.00
Manufacturer: Macherey-Nagel
Item Number: 702928.9
Magnetic crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£52.20 £58.00
Manufacturer: Macherey-Nagel
Item Number: 702928
Magnetic crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£34.65 £38.50
Manufacturer: Macherey-Nagel
Item Number: 702808
Magnetic crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£8.28 £9.20
Manufacturer: Macherey-Nagel
Item Number: 702929
Magnetic crimp closures support transportation of the vial via magnet, as for e.g. in the CTC Combi PAL, the Shimadzu AOC 5000/6000 or the Gerstel aut..
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£57.60 £64.00
Manufacturer: Macherey-Nagel
Item Number: 70266
To be used as a washer bottle or interim closure for all crimp neck vials N 20 with a beveled HS crimp neck...
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£8.10 £9.00
Manufacturer: Macherey-Nagel
Item Number: 70242
PE push on cap, for vials N 20 with beveled HS crimp neck, Polyethylene, transparent, center hole, Butyl/PTFE, beige/gray, 1.3 mm, 55° shore A, unasse..
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£31.68 £35.20
Manufacturer: Macherey-Nagel
Item Number: 702128
PE push on cap, for vials N 20 with beveled HS crimp neck, Polyethylene, transparent, center hole, Natural rubber/TEF, red-orange/colorless, 1.3 mm, 4..
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£29.25 £32.50
Manufacturer: Macherey-Nagel
Item Number: 70240
To be used as a washer bottle or interim closure for all crimp neck vials N 20 with a flat DIN crimp neck...
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£31.68 £35.20
Manufacturer: Macherey-Nagel
Item Number: 702129
To be used as a washer bottle or interim closure for all crimp neck vials N 20 with a flat DIN crimp neck...
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£29.25 £32.50
Manufacturer: Macherey-Nagel
Item Number: 70267
To be used as a washer bottle or interim closure for all crimp neck vials N 20 with a flat DIN crimp neck...
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£8.10 £9.00
Manufacturer: Macherey-Nagel
Item Number: 702116
Bonded closures with a firmly integrated Silicone/PTFE septa that cannot be removed. Silicone/PTFE offers highest analytical purity and a high tempera..
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£37.80 £42.00
Manufacturer: Macherey-Nagel
Item Number: 702181
Bonded closures with a firmly integrated Silicone/PTFE septa that cannot be removed. Silicone/PTFE offers highest analytical purity and a high tempera..
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£57.60 £64.00
Manufacturer: Macherey-Nagel
Item Number: 702D20TB
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£44.10 £49.00
Manufacturer: Macherey-Nagel
Item Number: 702057
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£25.65 £28.50
Manufacturer: Macherey-Nagel
Item Number: 70277
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£24.30 £27.00
Manufacturer: Macherey-Nagel
Item Number: 702101
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£28.80 £32.00
Manufacturer: Macherey-Nagel
Item Number: 702780
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£42.30 £47.00
Manufacturer: Macherey-Nagel
Item Number: 70278
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£40.50 £45.00
Manufacturer: Macherey-Nagel
Item Number: 702931.3
Often used in forensic labs for blood alcohol testing. Due to the missing PTFE lamination only limited usage in Headspace analysis...
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£10.35 £11.50
Manufacturer: Macherey-Nagel
Item Number: 702931.1
Stopper for the pharmaceutical packaging area. Not recommendable for usage in Headspace applications...
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£9.90 £11.00
Manufacturer: Macherey-Nagel
Item Number: 70275
Due to the closure design and technique snap caps are only suitable to seal powdery samples...
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£3.78 £4.20
Manufacturer: Macherey-Nagel
Item Number: 702791
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£31.41 £34.90
Manufacturer: Macherey-Nagel
Item Number: 702062
Replacement septa are not offered for all cap types and sizes, as manual assembly is not recommendable due to contamination risk and possible wrong si..
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£44.10 £49.00
Manufacturer: Macherey-Nagel
Item Number: 702168
Bonded screw closure N 24 with removable protection lid. Can be used for TOC/VOC analysis (EPA) as well as for storage/transportation of samples...
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£63.90 £71.00
Manufacturer: Macherey-Nagel
Item Number: 702073
Bonded screw closure N 24 for analysis with a fair price-performance ratio. Liner firmly connected with the cap; cannot be removed...
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£40.50 £45.00
Manufacturer: Macherey-Nagel
Item Number: 702058
Bonded screw closure N 24 for TOC/VOC analysis according to EPA. Liner firmly connected with the cap; cannot be removed...
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£59.40 £66.00
Manufacturer: Macherey-Nagel
Item Number: 702059
Bonded screw closure N 24 for storage of large volume samples. Liner firmly connected with the cap; cannot be removed...
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£61.20 £68.00
Manufacturer: Macherey-Nagel
Item Number: 702130
Economic, assembled screw closure N 24 with a Butyl/PTFE liner. Replacement septa is available...
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£43.20 £48.00
Manufacturer: Macherey-Nagel
Item Number: 702060
Can be used with all septa N 22...
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£11.52 £12.80
Manufacturer: Macherey-Nagel
Item Number: 702171
Assembled screw closure N 24 for TOC/VOC analysis according to EPA. Replacement septa available...
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£45.90 £51.00
Manufacturer: Macherey-Nagel
Item Number: 702102
Closure for sample storage and transportation with a Butyl/PTFE septum...
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£44.10 £49.00
Manufacturer: Macherey-Nagel
Item Number: 702061
Can be used with all septa N 22...
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£12.15 £13.50
Manufacturer: Macherey-Nagel
Item Number: 702800
Crimp closures N 8 are available with a broad selection of different septa materials. Red Rubber/FEP is a basic septa material for routine analysis wh..
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£3.24 £3.60
Manufacturer: Macherey-Nagel
Item Number: 702878
Crimp closures N 8 are available with a broad selection of different septa materials. Red Rubber/FEP is a basic septa material for routine analysis wh..
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£19.08 £21.20
Manufacturer: Macherey-Nagel
Item Number: 702025
Crimp closures N 8 are available with a broad selection of different septa materials. Red Rubber/FEP is a basic septa material for routine analysis wh..
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£10.08 £11.20
Manufacturer: Macherey-Nagel
Item Number: 70289
Crimp closures N 8 are available with a broad selection of different septa materials. Red Rubber/FEP is a basic septa material for routine analysis wh..
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£15.75 £17.50
Manufacturer: Macherey-Nagel
Item Number: 702807
These plastic plugs with diaphragm are designed without any additional elastomeric sealing element. They should only be used in uncritical application..
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£4.95 £5.50
Manufacturer: Macherey-Nagel
Item Number: 70249
These screw closures N 8 are suitable to seal 8-425, small (standard) opening screw neck vials. This product has no liner (septa)...
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£4.50 £5.00