Classification of Chromatographic Techniques

1. Polarity of Phases

1.1. Normal Phase

1.2. Reverse Phase

2. Mobile Phase

2.1. Liquid Chromatography

2.1.1. Liquid-Liquid

2.1.1.1. Paper

2.1.1.2. DCCC

2.1.2. Liquid-Solid

2.1.2.1. Column

2.1.2.2. Flash

2.1.2.3. HPLC

2.1.2.4. Ion Exchange

2.1.2.5. Size Exclusion

2.1.2.6. UPLC

2.1.2.7. Affinity

2.1.2.8. DCCC

2.2. Gas Chromatography

2.2.1. Gas-Liquid

2.2.2. Gas-Solid

2.3. Supercritical Fluid Chromatography

3. Principle/Mechanism

3.1. Adsorption

3.2. Partition

3.3. Ion Exchange

3.4. Affinity

3.5. Size Exclusion / Gel Permeation

4. Geometry of Chromatography bed

4.1. Planar Chromatography

4.1.1. Paper

4.1.2. TLC

4.1.3. HPTLC

4.2. Column Chromatography

4.2.1. Column

4.2.2. Flash

4.2.3. HPLC

4.2.4. Ion Exchange

4.2.5. Size Exclusion

4.2.6. UPLC

4.2.7. Affinity

4.2.8. DCCC