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| NUCLEOSIL® |
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| unmodified silica phases for HPLC |
| USP L3 |
| Features |
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spherical silica, pH stability at 20 °C: 2 – 8
available pore sizes 50, 100, 120, 300, 500, 1000 and 4000 Å
available particle sizes 3 µm, 5 µm, 7 µm and 10 µm
separation mechanism based on polar interactions |
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Physical properties of unmodified NUCLEOSIL®
materials |
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Phase |
Pore size |
Pore volume |
Surface (BET) |
Density |
Pressure stability |
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NUCLEOSIL® 50 |
50 Å |
0.8 ml/g |
420 m2/g |
0.45 g/ml |
600 bar |
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NUCLEOSIL® 100 |
100 Å |
1 ml/g |
350 m2/g |
0.36 g/ml |
600 bar |
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NUCLEOSIL® 120 |
120 Å |
0.65 ml/g |
200 m2/g |
0.55 g/ml |
500 bar |
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NUCLEOSIL® 300 |
300 Å |
0.8 ml/g |
100 m2/g |
0.45 g/ml |
400 bar |
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NUCLEOSIL® 500 |
500 Å |
0.8 ml/g |
35 m2/g |
0.45 g/ml |
400 bar |
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NUCLEOSIL® 1000 |
1000 Å |
0.8 ml/g |
25 m2/g |
0.45 g/ml |
300 bar |
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NUCLEOSIL® 4000 |
4000 Å |
0.7 ml/g |
10 m2/g |
0.48 g/ml |
300 bar |
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Please note! Eluent in column is n-heptane. When using an eluent which is not miscible with n-heptane (e. g. water), it is necessary to rinse the columns with THF first. |
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