zhouTeacher’sCollegeFujia
Zha
gzhou363000Chi
aThedirectelectrochemistrya
delectrocatalysisofhemoglobi
Hbwerei
vestigatedwiththeprotei
i
corporatedi
the
a
ocompositefilmofsi
glewalledcarbo
a
otubesSWCNTscetylramethylammo
iumbromideCTAB
immobilizedo
thesurfaceofaglassycarbo
electrodeGCEThei
corporatedhemoglobi
wascharacterizedusi
gultravioletvisibleUVVisspectroscopyi
dicati
gthehemoglobi
i
SWCNTsCTAB
a
ocompositefilmkeepsitsseco
darystructuresimilartoits
ativestateThereactio
so
thesurfaceofGCE
13
fshowedasurfaceco
trolledprocesswithasi
gleproto
tra
sferatthesca
ratera
gefrom10to500mVsAccordi
gtotheelectrochemicalmethods，aseriesofelectrochemicalparameterssuchasformalpote
tialsEθa
dappare
theteroge
eouselectro
tra
sferrateco
sta
tskswereobtai
edMoreover，the
HbSWCNTsCTABelectrodeshowedexcelle
telectrocatalyticactivitiesforthereductio
ofH2O2ra
gi
gfrom700×105molL1126×103molL1R09983
18withadetectio
limitof196×105SN3Furthermorethebiose
sorpossessedgoodstabilitya
dreproducibilitya
dcouldbeusedtodetermi
etheco
ce
tratio
ofH2O2KeywordsSi
glewallcarbo
a
otubesHemoglobi
Cetylramethylammo
iumbromideBiose
sor
14
fr