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(2014) Biological remediation of explosive residues, Dordrecht, Springer.

Biodegradation of hexanitrohexaazaisowurtzitane (cl-20)

Julius Pavlov , Mohammed Sidhoum

pp. 285-299

Hexanitrohexaazaisowurtzitane (CL-20), the most powerful chemical explosive known, is not degraded by activated sludge. However, alkaline hydrolysis coupled with aerobic microbial treatment is a viable option for CL-20 removal from waste streams. Furthermore, the white rot fungus Phanerochaete chrysosporium degrades CL-20 in the presence of supplementary carbon and nitrogen at CL-20 concentrations of up to 100 mg/l, with fungal growth not affected at CL-20 concentrations of up to 500 mg/l. A logistic kinetic growth model fits CL-20 biodegradation data very well. Three main possible pathways for CL-20 biodegradation are possible, all leading to similar end-products.

Publication details

DOI: 10.1007/978-3-319-01083-0_13

Full citation:

Pavlov, J. , Sidhoum, M. (2014)., Biodegradation of hexanitrohexaazaisowurtzitane (cl-20), in S. N. Singh (ed.), Biological remediation of explosive residues, Dordrecht, Springer, pp. 285-299.

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