Chrompure Alumina-A (AL-A) SPE column

Product / Sample preparation

Alumina-A enhances Lewis acid properties and retains electron-rich compounds more strongly; pretreatment with acidic solutions gives it a slightly cationic nature, and it is suitable for retaining neutral and anionic species. Average particle size 125 µm, irregular; Brockmann activity I, pH ~4.5.

Product group: SPE columns
Brand: Membrane Solutions

Manufacturer website

Source: manufacturer website (opens in a new tab) · Image: manufacturer website

Order codes and options

3 codes

Chrompure Alumina-A (AL-A) SPE column order codes and properties
Code	Packing	Mass	Volume	Pack
LBSALA1001	AL-A	100 mg	1 mL	100 pcs/pack
LBSALA5003	AL-A	500 mg	3 mL	50 pcs/pack
LBSALA10006	AL-A	1000 mg	6 mL	30 pcs/pack

Technical specifications

Chrompure Alumina-A (AL-A) SPE column technical specifications
Packing (sorbent)	AL-A
Support material	Alumina (irregular)
Particle size	125 µm
pH	~4.5 (Brockmann I)
Column volumes (mL)	1; 3; 6 mL

Source: membrane-solutions.com (opens in a new tab) · Chrompure SPE page · membrane-solutions.com (opens in a new tab) · MS Chrompure SPE Columns catalogue (2014): sorbent properties and order table. Values come from the manufacturer and are confirmed at the quotation stage.