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The results in the copper adsorption experiments showed that among raw,pre-treatment and carbonization sugar sugarcane residues.
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(Cu)5ppm(23.7mgg-1)(1.86 mgg-1)13
NaOHCuNaOH
pH
0.1 M NaOH 10 g 24105 NaOH
10550 mL/min3/min40040046
()pHNaOH(Cu) 0.1 M NaOH 10 g 24105 0.38 g Cu(NO3)2-2H2O100 ml1000 mgl-1510 mgl-1 pHpH4710100 ml 1 g
()(Cu)
501002005001000 mg5 mgl-1100 ml 252400.22m
()
200 mg5 mgl-1100 ml 255103060120240360480
NaOH(SEM)(BET)(FTIR)
~ SEM
BET
344723471541 FTIR(NaOH)
34222347 FTIR()
pH(Cu)
(Cu)
Cu
Cu
NaOHNaOHBETLangmuir surface area312 m2g-1BETLangmuir surface area13 m2g-1NaOH
NaOHpHpHpH(pHiep)pHiep2.69NaOHpHpHieppHpHieppHpHpH
0.2 g17.1 %NaOH0.5 g80.3 %0.2 g100%NaOH(23.7 mgg-1)(100 )
NaOH17.1%NaOH(23.7 mgg-1)(100)
THANKS FOR YOUR ATTENTION
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