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NUCLEODUR® SiOH (unmodified)  
Totally spherical high purity silica phase for HPLC · USP L3
Features
Key features:
Totally spherical high purity silica
Pressure stable up to 600 bar
Suitable for analytical and preparative separation of polar and midpolar compounds
  
Technical characteristics:
Unmodified high purity silica; pore size 110 Å, particle sizes 3 to 50 µm,
pore volume 0.9 mL/g, surface area (BET) 340 m2/g; pH stability 2–8; metal content < 10ppm		  
Recommended application:
polar and midpolar compounds under normal phase conditions		  


Standard program* of columns packed with unmodified NUCLEODUR®
Column system Particle size:   3 µm 5 µm
Analytical EC columns (standard system, 2–4.6 mm ID)  
Preparative VarioPrep columns (VP, ≥ 8 mm ID)    
  if you do not know our HPLC column systems, click the "i" for further information
* Please note! Most combinations of MN column types, available dimensions and particle sizes can be custom-packed on request.


Program of unmodified NUCLEODUR® bulk packings
Particle size
10 µm 12 µm 16 µm 20 µm 30 µm 50 µm
For ordering information click here

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EC standard columns for analytical HPLC
Ordering information
Eluent in column n-heptane
    Length-> 50 mm 150 mm 250 mm
NUCLEODUR® 100-3 (3 µm particle size)
4.6 mm ID     760170.46 760172.46 760173.46
EC guard column*   4 x 3 mm 761966.30    
CC guard column**   8 x 4 mm 761007.40    
NUCLEODUR® 100-5 (5 µm particle size)
4 mm ID         760007.40
4.6 mm ID     760023.46 760012.46 760007.46
EC guard column*   4 x 3 mm 761967.30    
CC guard column**   8 x 4 mm 761055.40    
Guard columns in packs of 3, EC columns in packs of 1.

Guard columns for EC columns   EC columns with ID Use guard
column holder
      4 mm 4.6 mm
* Column Protection System EC guard column 4/3 4/3 REF 718966
** ChromCart® guard column system CC guard column 8/4 8/4 REF 721359
Custom-packed EC columns with other dimensions are available on request.
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VarioPrep columns for preparative HPLC
Ordering information
Eluent in column n-heptane
Length 10 mm ID 21 mm ID   40 mm ID
Unmodified NUCLEODUR® 100-5
50 mm 762077.100 762077.210    
125 mm 762078.100 762078.210    
150 mm       762075.400
250 mm 762007.100 762007.210   762007.400
VP guard columns with unmodified NUCLEODUR®
  8 mm ID 16 mm ID   32 mm ID
10 mm * 762094.80 762094.160    
15 mm *       762330.320
* VP guard column Size Pack of for VP column required holder REF
VP 10/8 10 x 8 mm ID 2 10 mm ID 8 mm 718251
VP 10/16 10 x 16 mm ID 2 21 mm ID 16 mm 718256
VP 15/32 15 x 32 mm ID 1 32–40 mm ID 32 mm 718253
Custom-packed VP columns with other dimensions are available on request.
For details of the VarioPrep column system click here.
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Unmodified NUCLEODUR® SiOH bulk packings

Ordering information
Phase Particle Size Pack of 100 g Pack of 1 kg
NUCLEODUR 100-10 10 µm 713610.0100 713610.1
NUCLEODUR 100-12 12 µm 713615.0100 713615.1
NUCLEODUR 100-16 16 µm 713620.0100 713620.1
NUCLEODUR 100-20 20 µm 713600.0100 713600.1
NUCLEODUR 100-30 30 µm 713630.0100 713630.1
NUCLEODUR 100-50 50 µm 713551.0100 713551.1
 

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