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. 2011 Oct 21;4:43. doi: 10.1186/1754-6834-4-43

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Copyright ©2011 Mendu et al; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Comparison of pyrograms results of pyrolysis of purified lignin samples. Comparison of pyrogram results of pyrolysis of purified lignin samples at 650°C. (A) Pyrogram results from walnut shell. (B) Pyrogram results from coconut shell.