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Table 1 Brunauer, Emmett, and Teller (BET) method analysis on surface area and pore volume

From: Direct production of biodiesel from high-acid value Jatrophaoil with solid acid catalyst derived from lignin

Sample

SBET (m2/g)

V (cm3/g)

Kraft lignin char (only pyrolysis)

127.6

0.062

Pretreated Kraft lignin char (phosphoric acid pretreatment + pyrolysis)

654.4

0.544

Sulfonated Kraft lignin char (catalyst)

54.8

0.058

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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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