Test tubes

Test tubes are available in various shapes, for example with round, conical or straight bottom as well as with beaded or straight rim. Depending on the type, the test tubes are suitable for chemical reactions, examinations, for storing of small quantities of liquids, cultivation of bacteria and much more. The test tubes can be sealed with plastic foils, aluminium caps, cork or plastic stoppers, Please see the separate section on stoppers, closures and lids.

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 Guard columns for EC columns NUCLEODUR® C18 Isis, 3
µ
m

MACHEREY-NAGEL

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins...

 Capillary columns HT8 / Fast PCB

SGE (Trajan)

8 % Phenyl Polycarborane-siloxane. Ultra high temperature columns for polychlorinated biphenyl compounds (PCB), nitro-substituted aromatics, polynuclear aromatic hydrocarbons, pesticides and herbicides....

 Accessories and replacement parts for EC columns

MACHEREY-NAGEL

Analytical column system manufactured from stainless steel M 8 outer threads on both ends combination of sealing element and very fine-meshed stainless steel screen, PTFE sealing ring and fitting adaptor column heads SW 12 with inner threads M8 x 0,75 and UNF 10-32, as built -in guard columns use ChromCart...

 VarioPrep columns for preparative HPLC C18 Pyramid, 5
µ
m

MACHEREY-NAGEL

stabel in 100 % aqueous eluent systems- USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 14 % C
7 and 10µm particles for preparative separations on request
interesting polar selectivity features
excellent base deactivation; suitable for LC/MS due low bleeding characteristics...

 VarioPrep columns for preparative HPLC NUCLEODUR® C18 Isis, 5
µ
m

MACHEREY-NAGEL

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins...

 VarioPrep columns for preparative HPLC NUCLEODUR® Sphinx RP, 5
µ
m

MACHEREY-NAGEL

distinct selectivity based on bifunctional surface coverage - USP L1 and USP L11
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 14 %C
high density of covalently bonded silanes for tailing-free peaks widens the scope for method development
pH stability 1 - 10
suitable for LC/MS...

 VarioPrep columns for preparative HPLC, NUCLEODUR® 100-5 C8 ec, 5
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 VarioPrep columns for preparative HPLC, NUCLEODUR® 100-5, 100-7, 100-10, C18 ec

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 VarioPrep preparative columns NUCLEDUR® 100-5 C8 ec, 5
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 VarioPrep preparative columns NUCLEODUR® 100-10 C18 ec, 10
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 VarioPrep preparative columns NUCLEODUR® 100-5 C18ec, 5
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 VarioPrep preparative columns NUCLEODUR® 100-5 SioH ( unmodified ), 5
µ
m

MACHEREY-NAGEL

totally spherical high purity silica - USP L3 pore size 110 Å, pore volume 0,9ml/g, surface (BET) 340m²/g, density 0.47g/ml, pressure stability 800 bar, pH stability 2 - 8; available particle sizes 3µm and 5µm; larger particles (10, 12, 16, 20 , 30 and 50µm) for preparative applications are available as bulk materials....

 VarioPrep preparative columns NUCLEODUR® C18 Gravity

MACHEREY-NAGEL

NUCLEODUR® C18 - C 8 Gravity nonpolar high density phases

available as octadecyl (C18 -USP L!) and octyl (C8 - USP L7) modifications
Pore size 110 Å; particle sizes 1,8µm, 3µm and 5µm for C18, 1,8 and 5µm for C8
7, 10, 12 and 16µm particles for preparative separations on request...

 VarioPrep preparative columns NUCLEODUR® C18 Isis

MACHEREY-NAGEL

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins...

 VarioPrep preparative columns NUCLEODUR® C18 Pyramid

MACHEREY-NAGEL

stabel in 100 % aqueous eluent systems- USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 14 % C
7 and 10µm particles for preparative separations on request
interesting polar selectivity features
excellent base deactivation; suitable for LC/MS due low bleeding characteristics...

 VarioPrep preparative columns NUCLEODUR® Sphinx RP

MACHEREY-NAGEL

distinct selectivity based on bifunctional surface coverage - USP L1 and USP L11
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 14 %C
high density of covalently bonded silanes for tailing-free peaks widens the scope for method development
pH stability 1 - 10
suitable for LC/MS...

 Preparative HPLC columns Nucleosil®100-5 C18

MACHEREY-NAGEL

Grain size 5 µm, pore dia. 100 Å. Octadecyl phase, endcapped, 15 % C....

 Capillary columns GC BP20

SGE (Trajan)

Polyethylene Glycol phase. GC column for analyses such as alcohol, free acids, fatty acid methyl esters, aromatics, solvents and essential oils. Suitable replacement for: Carbowax 20M, CP-Wax 52 CB, DB-WAX, Elite-WAX, HP-20M, HP-INNOWax RH-WAX, Rtx-Wax, Stabilwax, SUPELCOWAX 10, TG-WaxMS, VF-WAXms, ZB-WAX....

 Capillary columns GC BPX5

SGE (Trajan)

5% Phenyl Polysilphenylene-siloxane. General purpose GC column for routine gas chromatographic analysis. Suitable replacement for: DB-5, DB-5ms, DB-5.625, XTI-5, Rtx-5ms, Ultra-2, HP-5, HP-5MS, HP5-TA, SPB-5, MDN-5S, CP-Sil8CB, Rxt-Sil 5MS, AT-5ms, VB-5, ZB-5, VF-5ms.

  • Very low bleed
  • Non-polar
  • Extremely inert
...

 Guard columns for NUCLEOGEL® SUGAR 810 Ca columns

MACHEREY-NAGEL

sulphonated polystyrene / divinylbenzene resins in diffent ionic forms
and RP chromatography
separation mechanism includes ion exclusion, ion exchange, size exclusion, ligand exchange as well as NP and RP chromatography
H + form: separation of sugars, sugar alcohols and organic acids - USP L17 - eluent in column 0.01 N H2SO4...

 Guard columns for NUCLEOGEL® SUGAR 810 H columns

MACHEREY-NAGEL

sulphonated polystyrene / divinylbenzene resins in diffent ionic forms
and RP chromatography
separation mechanism includes ion exclusion, ion exchange, size exclusion, ligand exchange as well as NP and RP chromatography
H + form: separation of sugars, sugar alcohols and organic acids - USP L17 - eluent in column 0.01 N H2SO4...

 EC analytical columns NUCLEODUR® C18 Isis, 1.8
µ
m

MACHEREY-NAGEL

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins...

 EC analytical columns NUCLEODUR® 100-3 C18 ec, 3
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 EC analytical columns NUCLEODUR® 100-5 C18 ec, 5
µ
m

MACHEREY-NAGEL

Available with medium density octadecyl (C18 - USP L1) and octyl (C8 - USP L7) modification pore size 110 Ä, particle sizes, 3µm and 5µm; 7µm, 10µm, 12µm, 16µm, 20µm, 30µm und 50µm for preparative separations on request for daily routine analysis and up-scaling for preparative HPLC, pH stability 1 - 9. Carbon content 17.5%C for C18 , 10,5%C for C8, high reproducibility from lot to lot for standard routine applications in reversed phase chromatography....

 EC analytical columns NUCLEODUR® C18 Isis, 3
µ
m

MACHEREY-NAGEL

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins...

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