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NUCLEODUR® CN / CN-RP
high purity silica phase for HPLC
cyano (nitrile) modification for NP and RP separations
7 % C · USP L10
Features

key features:
high retention capacity especially for very polar and unsaturated compounds
multi-mode column (RP and NP) widens scope of selectivity
stable against hydrolysis at low pH (working range pH 1 – 8)
technical characteristics:
cyanopropyl modified high purity silica; pore size 110 Å, particle sizes 3 µm and 5 µm; 7 % C; special endcapping
high reproducibility from lot to lot; different retention characteristics in comparison to C8 and C18
recommended application:
tricyclic antidepressants, steroids, organic acids


EC standard columns for analytical HPLC
Ordering information

Length ->     50 mm 125 mm 150 mm 250 mm  
NUCLEODUR® 100-3 CN-RP, 3 µm particle size (eluent in column acetonitrile / water)
2 mm ID     760159.20 760157.20      
3 mm ID       760157.30      
4 mm ID         760156.40    
4.6 mm ID         760156.46    
Guard columns*     8 x 3 mm 761430.30 8 x 4 mm 761430.40  
NUCLEODUR® 100-5 CN-RP, 5 µm particle size (eluent in column acetonitrile / water)
4 mm ID       760153.40   760152.40  
4.6 mm ID       760153.46 760154.46 760152.46  
Guard columns*         8 x 4 mm 761420.40  
NUCLEODUR® 100-5 CN, 5 µm particle size (n-heptane)
4 mm ID       760151.40   760150.40  
4.6 mm ID       760151.46 760149.46 760150.46  
Guard columns*         8 x 4 mm 761419.40  
Guard columns in packs of 3, columns in packs of 1
* Guard column cartridges are coupled to EC columns using guard column adaptor EC (REF 721359).
3 mm ID (.30) ChromCart® (CC) guard column cartridges are used for 2 mm ID and 3 mm ID EC columns;
4 mm ID (.40) CC guard column cartridges are applied for 4 and 4.6 mm ID EC columns.
Custom-packed EC columns with other dimensions are available on request.

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