Macherey-Nagel SPE Cartridge, ChromaBond columns XTR, 6 mL, 1000 mg, BIG, 250/PAK

LLE/SLE phase CHROMABOND XTR made of kieselguhr (also known as diatomaceous earth, hydromatrix, celite) for simultaneous preparation of several samples. No problems with phase separation and no formation of emulsions. CHROMABOND XTR provides high recovery rates and organic solutions need not to be dried after separation.