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| NUCLEOSIL® C4 |
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| Butyl modified silica phases for HPLC |
| Medium density modification, endcapping · ~ 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 applications click here. |
| EC standard columns for analytical HPLC |
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| Ordering information |
| Eluent in column acetonitrile – water |
| Length -> |
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125 mm |
150 mm |
250 mm |
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EC guard columns* |
CC guard columns** |
| NUCLEOSIL® 120-5 C4 · particle size 5 µm, pore size 120 Å, ~ 4 % C |
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| 4.6 mm ID |
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720096.46 |
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721083.30 |
721889.40 |
| NUCLEOSIL® 300-5 C4 · particle size 5 µm, pore size 300 Å, ~ 2 % C |
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| 4 mm ID |
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720901.40 |
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720059.40 |
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721916.30 |
721607.40 |
| 4.6 mm ID |
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720220.46 |
720059.46 |
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721916.30 |
721607.40 |
| Columns/pack |
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1 |
1 |
1 |
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3 |
3 |
* EC 4/3 guard column cartridges are used for EC columns of 4 and 4.6 mm ID with the Column Protection System guard column holder (REF 718966).
** CC 8/4 guard column cartridges are used for EC columns of 4 and 4.6 mm ID with guard column adapter EC (REF 721359). |
| Custom-packed EC columns with other dimensions are available on request. |
NUCLEOSIL® C4 bulk packings
Ordering information
| Phase |
Carbon content |
Pore size |
Particle size |
Pack of 10 g |
Pack of 100 g |
| NUCLEOSIL 120-5 C4 |
~ 4 % |
120 Å |
5 µm |
712290.10 |
712290.100 |
| NUCLEOSIL 300-5 C4 |
~ 2 % |
300 Å |
5 µm |
712620.10 |
712620.100 |
| NUCLEOSIL 300-7 C4 |
~ 2 % |
300 Å |
7 µm |
712630.10 |
712630.100 |
| NUCLEOSIL 300-10 C4 |
~ 2 % |
300 Å |
10 µm |
712640.10 |
712640.100 |
| NUCLEOSIL 500-7 C4 |
< 1 % |
500 Å |
7 µm |
712750.10 |
712750.100 |
| NUCLEOSIL 1000-7 C4 |
< 1 % |
1000 Å |
7 µm |
712780.10 |
712780.100 |
| NUCLEOSIL 4000-7 C4 |
< 1 % |
4000 Å |
7 µm |
712925.10 |
712925.100 |
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