YMCbasic
YMCbasic Guard Columns
YMC recommends that you always use a guard column with the same packing material and of the recommended inner diameter for your column. A YMC guard column is normally composed of a cartridge holder and a guard cartridge. The holder can be used repeatedly. Guard cartridges should be changed frequently in order to maximise their protection of the main column.
YMCbasic shows a different hydrophobicity and represents a complementing selectivity to C8 and C18 materials.
YMCbasic offers high resolution and excellent peak symmetry for basic compounds without the need of ion pair reagents or amine modifiers. Unlike many base-deactivated phases, YMCbasic is also suitable for separation of acidic compounds, showing slight retention of highly polar acid compounds such as maleate.
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- Features
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- Alternative bonding approach to reduce peak tailing of basic pharmaceuticals
- No need for ion pair reagents or amine modifiers
- Complementary selectivity to C8 and C18 materials
- Wide selection of guard dimensions available
- Specifications
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YMCbasic Modification equivalent to C8 (USP L7) Particle size 3, 5, 10 µm Pore size 20 nm / 200 Å Surface area 175 m2/g Carbon load 7% pH range 2 - 7.5 - Literature
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YMC General Catalogue
Contains information on the full range of YMC columns
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YMC Analytical Column Overview
Specifications of the full range of YMC columns
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Hand-Tight Type Guard Cartridge Data Sheet
Instructions for using the hand-tight type guard cartridge system
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Semi-Prep Guard Cartridge Data Sheet
Instructions for using the semi-prep guard cartridge system
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