Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Koaze Y, et al. Process for the production of acid protease by cultivation of microorganisms. US Patent 3,492,204 dated Jan 27 1970
Koaze Y, et al. Fungal proteolytic enzymes. Part I. Isolation of two kinds of acid-proteases excreted by Aspergillus niger var. macrosporus. Agric. Biol. Chem. 28: 216-223, 1964.
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