Superose12 prep grade is used for protein chromatography, gel filtration chromatography and gel filtration media. Superose12 prep grade has been used to purify and characterize a haemolysin ofActinomyces pyogenesas well as a fibrinogenase fromVipera lebetina(desert adder) venom. Superose12 prep grade has also been used for the isolation and characterization of an extracellular protease ofActinomyces pyogenes.