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| NUCLEOSIL® C4 |
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| butyl modified silica phases for HPLC |
| medium density modification, endcapped · ~ 2 % C · USP L26 |
| Features |
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endcapped phases for RP and ion-pairing chromatography
available pore sizes 120, 300, 500, 1000 and 4000 Å, available particle sizes 5 µm, 7 µm and 10 µm
separation mechanism based on hydrophobic (van der Waals) interactions, some residual silanol interactions
retention times are shorter than on C8 and C18 phases
pH stability at 20 °C: 2 – 8 |
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for numerous applications on NUCLEOSIL® C® C4 phases klick here:  |
| EC standard columns for analytical HPLC |
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| Ordering information |
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Length -> |
125 mm |
150 mm |
250 mm |
Guard columns* |
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| NUCLEOSIL® 120-5 C4 · particle size 5 µm, pore size 120 Å, carbon content ~ 4 % |
| 4.6 mm ID |
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720096.46 |
721889.40 |
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| NUCLEOSIL® 300-5 C4 · particle size 5 µm, pore size 300 Å, carbon content ~ 2 % |
| 4 mm ID |
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720901.40 |
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720059.40 |
721607.40 |
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| 4.6 mm ID |
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720220.46 |
720059.46 |
721607.40 |
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Columns/pack |
1 |
1 |
1 |
3 |
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* Guard column cartridges are coupled to EC columns using guard column adaptor EC (REF 721359).
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. |
NUCLEOSIL® C4 bulk packings
Ordering information
| Phase |
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Carbon content |
Pore size |
Particle Size |
Pack of 10 g |
Pack of 100 g |
| NUCLEOSIL 120-5 C4 |
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~ 4 % |
120 Å |
5 µm |
712290.10 |
712290.100 |
| NUCLEOSIL 300-5 C4 |
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~ 2 % |
300 Å |
5 µm |
712620.10 |
712620.100 |
| NUCLEOSIL 300-7 C4 |
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~ 2 % |
300 Å |
7 µm |
712630.10 |
712630.100 |
| NUCLEOSIL 300-10 C4 |
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~ 2 % |
300 Å |
10 µm |
712640.10 |
712640.100 |
| NUCLEOSIL 500-7 C4 |
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< 1 % |
500 Å |
7 µm |
712750.10 |
712750.100 |
| NUCLEOSIL 1000-7 C4 |
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< 1 % |
1000 Å |
7 µm |
712780.10 |
712780.100 |
| NUCLEOSIL 4000-7 C4 |
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< 1 % |
4000 Å |
7 µm |
712925.10 |
712925.100 |
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