VarioPrep preparative columns NUCLEODUR 1005

Eluent in column:	n-heptane
Endcapped:	No
Int. Ø:	10 mm
Length:	250 mm
Manufacturer Article Number:	762007.100
Material column:	Stainless steel
Max. temperature resistance:	60 °C
Method:	Preparative
Particle size:	5 µm
Particle type:	Fully porous
Separation system:	Normal phase
USP listing:	L3
Volume column:	20 ml
pH stability:	2 ... 8

EC analytical columns NUCLEOSIL® 100-5 C18 PAH, 5 µm

Special octadecyl phase for PAH analysis.Base material NUCLEOSIL® silica, particle size 5 µm, pore size 100 Å; polymeric coating - USP L1; eluent in column acetonitrile/water 70:30; allows efficient gradient separation of the 16 PAH in accordance with EPA.Detection of the separated PAH by UV (250 to 280 nm), with diode array or with fluorescence detection at different wavelegths for excitation and emission (acenaphthylene cannot be analysed with fluorescence detection).Guard columns for EC columns NUCLEOSIL® 100-5 C18 PAH, 5 µm available on request.

From CHF 962.00*

EC analytical columns NUCLEODUR® 100-5

Totally spherical high purity silica - USP L3 pore size 110 Å, pore volume 0.9 ml/g, surface (BET) 340 m²/g, density 0.47 g/ml, pressure stability 800 bar, pH stability 2 - 8.Particle size 5 µm.

From CHF 439.40*

EC analytical columns NUCLEODUR® C18 Pyramid, 3 µm

Stable in 100 % aqueous eluent systems- USP L1Pore size 110 ÅInteresting polar selectivity featuresExcellent base deactivation; suitable for LC/MS due low bleeding characteristicspH stability 1 - 9Ideal for: analgesics, penicillin antibiotics, nucleic acid bases, water-soluble vitamins, complexing agetns, organic acidsParticle size 3 µm, 14 % C

From CHF 750.90*

EC analytical columns NUCLEODUR® C18 Pyramid, 1.8 µm

Stable in 100 % aqueous eluent systems- USP L1Pore size 110 ÅInteresting polar selectivity featuresExcellent base deactivation; suitable for LC/MS due low bleeding characteristicspH stability 1 - 9Ideal for: analgesics, penicillin antibiotics, nucleic acid bases, water-soluble vitamins, complexing agetns, organic acidsParticle size 1.8 µm, 14 % C.

From CHF 750.90*

EC analytical columns NUCLEODUR® C18 Isis, 3 µm

C18 phase with special polymeric, crosslinked surface modification - USP L1Pore size 110 ÅHigh steric selectivityOutstanding surface deactivationSuitable for LC/MS due low bleeding characteristicspH stability 1 - 10Broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitaminsParticle size 3 µm, 20 % C

From CHF 750.90*

EC analytical columns NUCLEODUR® C18 Isis, 5 µm

C18 phase with special polymeric, crosslinked surface modification - USP L1Pore size 110 ÅHigh steric selectivityOutstanding surface deactivationSuitable for LC/MS due low bleeding characteristicspH stability 1 - 10Broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitaminsParticle size 5 µm, 20 % C

From CHF 604.80*

EC analytical columns NUCLEODUR® Sphinx RP, 3 µm

Distinct selectivity based on bifunctional surface coverage - USP L1 and USP L11Pore size 110 ÅHigh density of covalently bonded silanes for tailing-free peaks widens the scope for method developmentpH stability 1 - 10Suitable for LC/MS due low bleeding characteristicsHigh reproducibility and consistent quality due to tight QC proceduresRange of application: quinolone antibiotics, sulfonamides, xanthines, substituted aromaticsParticle size 3 µm, 15 % C

From CHF 750.90*

EC analytical columns NUCLEODUR® Sphinx RP, 1.8 µm

Distinct selectivity based on bifunctional surface coverage - USP L1 and USP L11Pore size 110 ÅHigh density of covalently bonded silanes for tailing-free peaks widens the scope for method developmentpH stability 1 - 10Suitable for LC/MS due low bleeding characteristicsHigh reproducibility and consistent quality due to tight QC proceduresRange of application: quinolone antibiotics, sulfonamides, xanthines, substituted aromaticsParticle size 1.8 µm, 15 % C

From CHF 750.90*

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VarioPrep preparative columns NUCLEODUR® C18 Pyramid

Stable in 100 % aqueous eluent systems- USP L1Pore size 110 ÅInteresting polar selectivity featuresExcellent base deactivation; suitable for LC/MS due low bleeding characteristicspH stability 1 - 9Ideal for: analgesics, penicillin antibiotics, nucleic acid bases, water-soluble vitamins, complexing agetns, organic acidsParticle size 5 µm, 14 % C

Price on request

VarioPrep preparative columns NUCLEODUR® C18 Isis

C18 phase with special polymeric, crosslinked surface modification - USP L1Pore size 110 ÅHigh steric selectivityOutstanding surface deactivationSuitable for LC/MS due low bleeding characteristicspH stability 1 - 10Broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitaminsParticle size 5 µm, 20 % C

From CHF 2,448.20*

VarioPrep preparative columns NUCLEODUR® 100-5