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Table 1  Characteristics of the treated sawdust
Parameters Value
Color Light-dark brown
Ash content (%)                  2¨C4
Bulk density (g/mL)                    0.07
Moisture (%)                     6¨C7
BET surface area (m2/g)               1.96
Langmuir surface area (m2/g)                         2.19
Micro pore volume (cm2/g)                        0.004
Average pore diameter (4 V/A)                  7.85
Maximum pore volume (cm3/g)                     0.0007
Median pore diameter (A)                    9.73
Carboxylic functional group (mequiv./g CA)                 Present
Lactonic acid functional group (mequiv./g CA)           Present
Phenolic functional group (mequiv./g CA)                    Present
Lignin Present
Cellulose Prese
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stormxuhao: ½ð±Ò+1, »ý¼«²ÎÓë 2012-04-28 08:47:16
µ¾²ÝÈËyn: ½ð±Ò+10 2012-05-12 16:04:33
Color Light-dark brown
Ash content (%)                  2¨C4 £¨»Ò·Ö ׯÉÕ·¨ ²Î¿¼ÃºÌ¼±ê×¼)
Bulk density (g/mL)                    0.07 ËÉÃܶȣ¬Õâ¸ö¼òµ¥°É¡£ ³ÆÒ»¶¨Ìå»ý£¬È»ºó³ÆÖØ¡£
Moisture (%)                     6¨C7  º¬ÊªÁ¿ 105Ϻ浽ºãÖØ
BET surface area (m2/g)               1.96 ±È±íÃæ»ý£¬¾ÍÊÇBETÒÇÆ÷²âÊÔÁË
Langmuir surface area (m2/g)                         2.19 Ò²ÊDZȱíÃæ»ý£¬¼ÆËã·½·¨²»Í¬£¿
Micro pore volume (cm2/g)                        0.004 BET
Average pore diameter (4 V/A)                  7.85 BET
Maximum pore volume (cm3/g)                     0.0007 BET
Median pore diameter (A)                    9.73 BET
Carboxylic functional group (mequiv./g CA)                 Present ¶¨ÐÔ ¹ÙÄÜÍÅ ÓúìÍâÓ¦¸Ã¿ÉÒÔ°É
Lactonic acid functional group (mequiv./g CA)           Present ͬÉÏ
Phenolic functional group (mequiv./g CA)                    Present ͬÉÏ
Lignin Present ľÖÊËØ ͬÉÏ
Cellulose Prese ÏËÎ¬ËØ ͬÉÏ

[ Last edited by ymnh on 2012-4-27 at 21:22 ]
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