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by SIELC
SIELC Technologies provides 4 types of different B-type columns with positively charged functional groups.
Primesep B is a strong basic column. The recommended pH range is from 1.5 to 4 created by the addition of trifluoroacetic, phosphoric or perchloric, or formic acids to the mobile phase.
| Vendor | SIELC | Length | 25 |
| Brand | Primesep B | Internal Diameter | 4.6 |
| Modifification | Silica/SAX | Pore size | 100 |
| Mode | Anion-Exchange | pH stability from | 1.5 |
| Particle Size | 10.0 | pH stability to | 4.0 |
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