Chromatography - Bartelt

ChromatographyChromatography columns/HPLCLLG CHROMATOGRAPHY CATALOGUE11EC analytical columns NUCLEODUR ® 100-5 CN-RP, 5µmeluent in column acetonitrile, particle size 5µmMACHEREY-NAGELInt.diam.mm4.04.64.64.04.6Length PK Cat. No.mm125125150250250Guard columns for EC columns NUCLEODUR ® 100-5 CN-RP, 5µm111114.004 4364.004 4374.004 4384.004 4344.004 435MACHEREY-NAGELType PK Cat. No.for 4mm and 4.6mm i.d. 3 4.004 655Guard columns for EC columns require guard column adapter EC (Cat. No. 7.081 898)EC analytical columns NUCLEODUR ® 100-5 CN, 5µmEluent in column n-heptane, particle size 5µm.MACHEREY-NAGELInt.diam.mm4.04.64.04.6Length PK Cat. No.mm12512525025011114.004 4324.004 4334.004 4304.004 431Guard columns for EC columns NUCLEODUR ® 100-5 CN, 5µmMACHEREY-NAGELType PK Cat. No.for 4 and 4.6 mm i.d. 3 4.004 654Guard columns for EC columns require guard column adapter EC (Cat. No. 7.081 898)NUCLEODUR ® NH2/NH2 -RP amino-modified high purity silica phasepore size 110 Å, particle sizes 3 and 5µm; 2.5%C; not endcapped - USP L8MACHEREY-NAGELmulti-mode columns (RP and NP)normal phase chromatography (NP) with hexan, dichloromethane or 2-propanol as mobile phase for polarcompounds such as substituted anilines, esters, chlorinated pesticidesreversed phase chromatography (RP) of polar compounds like sugars in aqueous-organic eluent systemsion exchange chromatography of anions and organic acids using common buffers and organic modifiersstable against hydrolysis at low pH, working range pH 2-8, 100% stable in water, suitable for LC-MSIdeal for:polar compounds under RP conditions (sugars, DNA bases), hydrocarbons under NP conditionsEluent in column is n-heptane for the NP mode - RP columns are delivered in acetonitrile - water.For changing the solvent system a rinsing step with THF may be necessary.72E & OE.