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PADTC在重金属废水中应用研究

发表日期:2020-09-07 15:28 文章编辑:苏州昊诺新闻编辑部 浏览次数: 所属栏目:产品选型

  DIANDUHUOJINSHUJIAGONGYEDEFEISHUIZHONGHANYOUGEZHONGYOUHAIWUZHI,RUQINGHUAWU、JIANXINGQINGJIEJI、TUOZHIRONGJI、YOU、ZHIFANGHEZHONGJINSHU。QIZHONGTONG、NIE、XIN、YINHEGEDENGZHONGJINSHULIZIYOUYUTAMENDEDUXINGHESHENGWULEIJIXING,RUGUOBUJINXINGTUOSHANCHULIJIANGDUISHEHUIHUANJINGHERENLEIJIANKANGZAOCHENGJUDADEWEIXIE。YINCI,DUIZHONGJINSHUDEWURANCHULIPOZAIMEIJIE。

  ZHONGJINSHUZAIFEISHUIZHONGZHUYAOYILIZITAIHELUOHETAIXINGSHICUNZAI。DUIYUYIZIYOULIZIXINGTAICUNZAIDEZHONGJINSHU,KEYICAIYONGJIAJIANCHENDIANFAQUCHU;DANLUOHETAIDEZHONGJINSHUBUZAIYIDANYIDEZHONGJINSHULIZIXINGSHICUNZAI,ERSHIYUYIERANSIYISUAN、NINGMENGSUAN、JIUSHISUAN、ANSHUIDENGWUZHIXINGCHENGWENDINGLUOHEWU。ZHONGJINSHULIZIYUZHEIXIEPEIWEITIZHIJIANJUYOUQIANGDADEJIEHENENGLI,DAOZHIQUCHUNANDUGENGDA,YINCI,PUTONGDEJIAJIANZHONGHECHENDIANFANANYIDADAOGUOJIAZONGHEFEISHUIDEPAIFANGBIAOZHUN。XIANGBIFENDUNYANGHUAHETIEXIEHAIYUANDENGFANGFA,ZHIJIESHIYONGZHONGJINSHUBUJIJISHENGCHENGCHENDIANJUYOUCAOZUOJIANDAN、CHANSHENGDEWUNILIANGJIAOSHAO、GONGYECHENGBENJIAODIDETEDIAN,YINERZHONGJINSHUBUJIJILUOHECHENDIANFAYIJINGCHENGWEIGAILINGYUYANJIUDEREDIAN。

  LUOHECHENDIANSHISHIYONGJIAOQIANGDELUOHEJIRUERLIUDAIANJIJIASUANYAN(DTC)HUOJU-ERLIUDAIANJIJIASUANYAN(PDTC),ZHIJIETOUJIADAOFEISHUIZHONGHOUSHIDANGJIAOBANHUNYUN,ZAIJIARUSHILIANGXUNINGJIPAMXINGCHENGBURONGXINGLUOHEWULAIQUCHUZHONGJINSHULIZI。ZHENDENGBAODAOLEYIZHONGSILIUDAIANJIJIASUAN(DTC-TBA)LUOHEJIYONGLAIQUCHUEDTA-CuFEISHUIZHONGDECu2+,QIZHONGDUICu2+DEZUIDAXIFUNENGLIKEDA287 mg·g−1。FUDENGCAIYONGBDPHEDDTCCHULIHANNIEFEISHUI,FAXIAN2ZHONGLUOHEJIKEYIJIANGNi2+DENONGDUCONG50.0JIANGDIDAO0.87 mg·g−1。LIDENGZHIBEILEDTC-MWCNT,YONGYUQUCHULUOHETAICd2+、Cu2+HEZn2+,QIZHONGCd2+、Cu2+HEZn2+DEXIFUNENGLIFENBIEWEI167、98.1HE11.2 mg·g−1。RANER,ZHEIXIEZHONGJINSHUBUJIJI,ZAISUANXINGTIAOJIANXIARONGYIFENJIECHENGANHEERLIUHUATAN,CHULIXIAOGUOBUJIA,BINGQIEZAISHUIZHONGRONGJIEDUXIAO,SHIYONGLIANGDA,HAIXUYAOTIANJIAXUNINGJI。YINCI,YANJIUKAIFAQIANGSUAN、QIANGJIANXINGTIAOJIANXIAYEJUYOUYOULIANGBUJIXINGNENGDESHUIRONGXINGDAFENZIZHONGJINSHUBUJIJI,SHIYONGYUGUANGDASUANXINGLUOHEZHONGJINSHU,QIEBUXUYAOZAIJIARUPAMDENGXUNINGJI,JUYOUZHONGYAODEYANJIUYIYIHEGONGYEJIAZHI。

  ZHENDUIYISHANGQINGKUANG,YINJIAQUANFENZIZHILIANGXIAOQIECHENGBENDI,NENGKUAISUJINRUFANYINGTIXI,QIEZAIJUHEWUZHONGSUOZHANBILIXIAO,XIANGBIZHIQIANWENXIANBAODAOLIYONGHUANYANGLVBINGWANDENGJIAOLIANJIYOUMINGXIANYOUSHI;YINCI,BENYANJIUYIJIAQUANWEIJIAOLIANJI,YIERAN、ERLIUHUATANHEANSHUIWEIYUANLIAOHECHENGJU-ERLIUDAIANJIJIASUANAN(PADTC),CAIYONGFULIYEHONGWAIGUANGPU、YUANSUFENXI、HECIGONGZHENDUIQIJIEGOUJINXINGBIAOZHENG,BINGYONGNINGJIAOSHENTOUSEPUFAQUEDINGQIFENZIZHILIANGDAXIAOHEJUHEDU。TONGSHI,YANJIUPADTCFANYINGSHIJIANHEpHDENGYINSUDUIZHONGJINSHUQUCHUXIAOGUODEYINGXIANG,YIJIDUICA、TA、EDTA 3ZHONGAOHEJIFENBIEYUCu、Ni、Zn 3ZHONGZHONGJINSHULIZILUOHEHOUDECHULIXIAOGUO,BINGJINYIBUYANJIULEPADTCDUISHIJIFEISHUIDECHULIXIAOGUOHECHULIQIANHOUCODBIANHUAQINGKUANG,TANTAOGAIZHONGJINSHUBUJIJIZHUABULUOHETAIZHONGJINSHULIZIDEFANYINGJILI。

  1 CAILIAOYUFANGFA

  1.1 CAILIAO

  JIAQUAN(HCHO),YIERAN(C2H8N2),ANSHUI(NH3·H2O),ERLIUHUATAN(CS2),L-(+)-JIUSHISUAN(TA,C4H6O6),NINGMENGSUANYISHUIHEWU(CA, C6H8O7·H2O),YIERANSIYISUAN(EDTA,C10H16N2O8),LVHUATONG(CuCl2·2H2O),LVHUANIE(NiCl2·6H2O),LVHUAXIN(ZnCl2)HEWUSHUIYICHUN(C2H5OH),JUNWEIFENXICHUN。

  1.2 FANGFA

  1.2.1 PADTCDEHECHENGSHIYAN

  SHOUXIAN,WANGPEIYOULENGNINGHUILIUZHUANGZHIHEHENGWENCILIJIAOBANQI(ZNCL-GS,ZHONGGUO)DE1 000 mLSANKOUSHAOPINGZHONGJIARU125 mLZHENGLIUSHUIHE66 mLYIERAN。ZAISHIWENXIAJIAOBAN15 minHOU,JIARU75 mLJIAQUANRONGYE。DANGWENDUJIANGZHI20 °CSHI,JIARU308 mLANSHUIRONGYE。CHIXUJIAOBANFANYINGZHIWENDUJIANGDAO30 °CSHIKAISHIHUANMANDIJIA120 mLERLIUHUATAN。RANHOU,BAOCHIFANYINGWENDUWEI30 °C,ZAI500 r·min−1DEJIAOBANSUDUXIAJIXUFANYING3 h。DANGYOUDALIANGBAISECHENDIANCONGHUANGSEHUNHEWUZHONGFENLISHI,JIESHUFANYING。JIANGCHANWUCHOULV,YICIYONGQULIZISHUIHEYICHUNXIDI,ZAI60 °CXIAZHENKONGGANZAO12 h,DEDAOBAISEGUTICHANWUJU-ERLIUDAIANJIJIASUANAN(PADTC),CHANLVWEI98%。

  ZHIBEIPADTCDEJIBENFANYINGFANGCHENGJIANSHI(1)。YIERANHEJIAQUANSUOHEXINGCHENGJUHEWU,RANHOUFASHENGQINHEFANYING,ZAIJIANXINGTIAOJIANXIAYUERLIUHUATANXINGCHENGJU-ERLIUDAIANJIJIASUANANYAN(PADTC)。

 

(1)

  1.2.2 PADTCBUJIZHONGJINSHUDESHIYAN

  ZAISHIWENTIAOJIANXIA,QU250 mL、100 mg·L−1MONICA-Cu、CA-Ni、CA-ZnFEISHUIZHIYU250 mL ZHUIXINGPINGZHONG,JIARU0.1 gZHONGJINSHUBUJIJIPADTC,ZHIYUYAOCHUANGZHONGZHENDANG5 minHOUZAIJINGZHI15 min,QUSHANGQINGYEGUOLVHOUYONGYUANZIXISHOUFENGUANGGUANGDUJICEDINGRONGYEZHONGCANLIUDEZHONGJINSHULIZINONGDU,FENBIEYANJIULEpHHEFANYINGSHIJIANDUIPADTCQUCHUZHONGJINSHUDEYINGXIANG,YIJIDUICA、TA、EDTA 3ZHONGLUOHEJIYUCu、Ni、Zn 3ZHONGZHONGJINSHULIZILUOHEHOUDECHULIXIAOGUO。

  SHIJIFEISHUICHULIYANJIUZHONG,QUJINGJIANGMOUDIANDUFEISHUICHANGFEISHUI,C(Cu2+)= 159.34 mg·L−1,C(Ni2+) = 165.72 mg·L−1,C(Zn2+)= 214.78 mg·L−1,pH = 6.43。BUJICHULICAOZUOGUOCHENGTONGSHANG,BINGJINYIBUYANJIULECHULIQIANHOUCODBIANHUA。

  1.3 FENXIFANGFA

  pHZHIBIAOCAIYONGMEITELE-TUOLIDUOpHCEDING,ZHONGJINSHULIZINONGDUCAIYONGHUOYANYUANZIXISHOUFENGUANGGUANGDUJI(Shimadzu AA-7000F,RIBEN)CEDING。ZHONGJINSHUBUJIJIPADTCFANYINGQIANHOUBIAOZHENG:FULIYEHONGWAIGUANGPUYI(SpectrumGXXING,Perkin-Elmer,MEIGUO)YONGLAICEDINGGUANNENGTUAN,YUANSUFENXIYI(Vario MACRO cube,DEGUOElementar)YONGLAICEDINGBUJIJITAN、QING、DAN、LIUDEHANLIANG,SHUIXIANGNINGJIAOSHENTOUSEPUGPC(TDA MAX305,MAERWEN)YONGLAICEDINGHUAHEWUFENZIZHILIANGYICILAIQUEDINGCHANWUJUHEDU,HECIGONGZHENBOPUYINMR(Ascend400,RUISHIBULUKE)YONGLAICEDINGHUAHEWUQINGHETANDEZHONGLEI,SEM-EDS (Hitachi S-4800, RIBEN)YONGLAICEDINGWUZHIBIAOMIANXINGMAOHEYUANSUZHONGLEI,XSHEXIANGUANGDIANZINENGPUYIXPS(Thermo ESCALAB 250XI,MEIGUOSAIMOFEISHIERKEJI)YONGLAICEDINGCHENDIANYUANSUJIQICUNZAIXINGSHI。

  2 JIEGUOYUTAOLUN

  2.1 PADTCDEJIEGOUBIAOZHENG

  FULIYEHONGWAIGUANGPURUTU1SUOSHI,2857 cm−1HE1435 cm−1CHUDEXISHOUFENGSHICH2DEDUICHENGSHENSUOHEBIANJIAOZHENDONGFENG,1036 cm−1SHIC—NDESHENSUOZHENDONGFENG,ER720 cm−1HE1200 cm−1CHUDEXISHOUFENGFENBIEBIAOSHIC—SHEC═SDESHENSUOZHENDONG,3084 cm−1HE1668 cm−1SHINH4+DEFANDUICHENGSHENSUOZHENDONGHEDUICHENGBIANJIAOZHENDONGFENG。YISHANGHONGWAIJIEGUOBIAOMINGCHANWUPADTCZHONGHANYOUERLIUDAIANJIJIASUANANJITUAN。

  CIWAI,GENJUBIAO1DEYUANSUFENXI,C、H、NHESYUANSUPINGJUNZHILIANGFENSHUFENBIEWEI23.57%、5.62%、21.86%HE49.1 4%。BIAOMINGPADTCZHONGGEYUANSUMOERBIN:SWEI1:1,H:SWEI2.8:1。

  PADTCDE1HHE13CHECIGONGZHENGUANGPURUTU2HETU3SUOSHI。ZAITU2QINGPUZHONG,HUAXUEWEIYIWEI5.25、3.95、7.36DEFENGFENBIESHUYU—­­C­­H2、—CH2—CH2HENH4+ZHONGDEQING。ZAITU3TANPUZHONG,70.92、51.18HE208.67DEHUAXUEWEIYISHUYU—CH2、—CH2—CH2HE—S—C═SZHONGDETAN。

  YINCI,YOUYISHANGSHUJUFENXITUICEPADTCDEJIEGOUSHIRUTU3SUOSHI,BINGYOUGPCCEDEQISHUJUNXIANGDUIFENZIZHILIANGWEI1 860,JUHEDUWEI7。

 

  TU1 PADTCHEPADTC-Cu、NiHEZnDEHONGWAIPUTU

 

  TU2 PADTCDENMR-1HPUTU

 

  TU3 PADTCDENMR-13CPUTUHESHUJUFENXI

 

  BIAO1 PADTCDEYUANSUFENXI

  2.2 BUJISHIYAN

  RUTU4(a)SUOSHI,KONGZHIFANYINGTIXIDEpHWEI6,PADTCDEBUJINENGLISUIZHEFANYINGSHIJIANDEZENGJIAERZENGJIA,DAO20 min SHIDADAOZUIDABUJILIANG,Cu2+、Ni2+ HE Zn2+ ZUIDABUJILIANGFENBIEWEI246、234HE227 mg·g−1。DANGFANYINGSHIJIANCHAOGUO20 minSHI,BUJINENGLIYOUXIWEIXIAJIANG,ZHEIKENENGSHIYINWEISHAOSHUXIXIAODEXUNINGKELIRONGJIEZAIRONGYEZHONGDAOZHIDE[1]。

  TU4(b)BIAOSHIDESHIpHDUIBUJIXIAOGUODEYINGXIANG,SUIZHEpHZENGDA,BUJINENGLIXIANZENGDAHOUJIANXIAO,ZAIpHWEI6.5FUJIN,BUJINENGLIDADAOZUIDAZHI。pHGUODA,JIANXINGTIAOJIANXIABUFENCHENDIANRONGJIEWEIXIAOKELIWUXUANFUZAISHANGQINGYEZHONG,DAOZHIBUJINENGLIYOUSUOXIAJIANG。JUBAODAO,LUOHESHUZHIPSDCZAIpHWEI5SHIDUICu2+DEBUJINENGLIJINWEI8.96 mg·g−1,Si-DTCZAIpHWEI4SHIDUICu2+BUJINENGLIWEI20.5 mg·g−1,ZAIpHJIANGDAO3SHIJIHUSANGSHIXIFUNENGLI。YINCI,XIANGBIZHIXIA,PATDCBUJINJUYOUJIAOKUANDEpHSHIYINGFANWEI,ERQIEZAISUANJIANXINGTIAOJIANXIAXIFUXIAOGUODOUJIAOHAO。 

  TU4(c)BIAOSHIDESHIBUTONGLUOHEJIDUIXIFUXIAOGUODEYINGXIANG。DIAOJIEFANYINGTIXIDEpHZAI6,JIEGUOBIAOMING,DUIYUTA、CA、EDTA 3ZHONGAOHEJI,PADTCDUIQILUOHEDEZHONGJINSHUQUCHUXIAOGUOJUNZAI98%YISHANG,DANSHIXIFUNENGLIYOUMINGXIANCHAYI,SHUNXUWEITA > CA > EDTA。DUIYUZHONGJINSHULIZIXIFUNENGLI,SHUNXUWEICu2+ > Ni2+ > Zn2+,ZHEIYUZHIQIANDEYANJIUXIANGTONG,Cu2+XIFUNENGLIZUIQIANGSHIYINWEICuHESYOUJIAODADEQINHELI。EDTA-NiHEEDTA-ZnZHISUOYIZHEIMEWENDING,ZHEISHIYINWEILIANGZHEDEWENDINGCHANGSHUlgKf FENBIEDADAOLE18.56HE16.40,RANERTA-NiHETA-Zn JINWEI2.06 HE2.68,BINGQIEZAIYUANRONGYEZHONGEDTADESUANXINGBITADA,HAISHILIUCHIPEITI,YUZHONGJINSHUXINGCHENGDEAOHEWUGENGJIAWENDING,NANYIQUCHU。EDTA-NiBIEDTA-ZnQUCHUXIAOGUOGENGHAODEYUANYINZAIYUXINSHILIANGXINGJINSHU,ZAISUANJIANTIAOJIANXIAWENDINGHUAXIAOGUOBUJIA,ERNIEBEIPADTCZHUABUHOUXIANGDUIWENDING。

  TU4(d)BIAOSHIDESHISHIJIFEISHUIDECHULIXIAOGUO。SHIYANJIEGUOBIAOMING,DANGXIFUSHIJIANDADAO20 minSHI,Cu2+, Ni2+, Zn2+QUCHULVFENBIEDADAO99.95%、99.94%、99.84%,SHENGYUNONGDUFENBIEWEI0.07、0.09 HE0.34 mg·L−1,JUNZAIGUOJIAPAIFANGBIAOZHUNYIXIA(Cu 0.3 mg·L−1,Ni 0.1 mg·L−1,Zn 1.0 mg·L−1)。CIWAI,PADTCHAINENGQUCHU21%DECOD (FEISHUICHUSHICODWEI301.25 mg·L−1,FANYINGGUOHOUCODWEI 237.99 mg·L−1),ZHEIKENENGSHIYINWEIGAOFENZIJUHEWUZHIJIANDEXIFUJIAQIAOZUOYONGQUCHULEFEISHUIZHONGDEBUFENYOUJIWU。

 

  TU4 BUTONGTIAOJIANDUIZHONGJINSHUQUCHUXIAOGUODEYINGXIANG

  2.3 FANYINGJILI

  YILUOHEJICAWEILI,PADTCZHUABUZHONGJINSHUDEJILIRUTU5SUOSHI(QIZHONGM DAIBIAOCu HUOZHENi)。TONGYUANZIDEYUANZIXUSHUWEI29,QISHIQU3dGUIDAOHE4sGUIDAODE2GEDIANZIHOUXINGCHENGTONGLIZI,TONGLIZIZAIYUPADTCXINGCHENGPEIHEWUSHI,CAIQUdsp2ZAHUAGUIDAOCHENGJIAN,GOUXINGWEIPINGMIANSIFANGXINGJIEGOU,ZHONGXINLIZITONGDEPEIWEISHUWEI4,JILIRUTU5(a)SUOSHI。NiDEDIANZIJIEGOUWEI3d84s2,SHIQU4sGUIDAOSHANGDE2GEDIANZIHOUXINGCHENGNIELIZI。DANGPADTCZHUABUNIELIZISHI,NIELIZIDE8GE3dDIANZIFASHENGZHONGPAI,KONGCHUYIGEdGUIDAOYU4sHE4pGUIDAOZAJIAOCHENGdsp2GUIDAO。ZAHUAGUIDAOWEIPINGMIANSIFANGXINGJIEGOU,SUOYIPADTC-Ni SHIPINGMIANZHENGFANGXING。FANYINGZHUABUJILIHETONGLEISI,YESHIXINGCHENGPINGMIANZHENGFANGXING,RUTU5(a)SUOSHI。Zn DEDIANZIJIEGOUWEI3d104s2,SHIQU4sGUIDAOSHANGDE2GEDIANZIXINGCHENGXINLIZI。DANGYUPADTCFANYINGSHI,XINLIZIDE3dGUIDAOSHIBAOHEDE,YINCI,XINGCHENGsp3 GUIDAO,GOUXINGWEIZHENGSIMIANTIJIEGOU,ZHONGXINLIZIDEPEIWEISHUYEWEI4,ZHUABUJILIRUTU5(b)SUOSHI。

 

  TU5 PADTCZHUABUZHONGJINSHUDEJILI

  RUTU1SUOSHI,BUJIZHONGJINSHUHOUDECHENDIANPADTC-Cu、NiHEZnDE FT-IRGUANGPUYUPADTCXIANGBI,YOUYUFENZIDIHE,2 857 cm−1ZHONGDE—CH2XISHOUFENGBIANKUAN,ZAI2 889 cm−1CHUDEFENGKEGUIJIEYUXINDE—CH3DEDUICHENGSHENSUOZHENDONG,ER1 036 cm−1CHUDEC—NXISHOUFENGDADAJIANRUO。600~730 cm−1CHUDEC—SFENGDEXISHOUQIANGDUJIANGDI,ZAI1 200 cm−1CHUC═SSHENSUOZHENDONGJIANGDIDAO1 188 cm−1,ZHEIKENENGSHIYOUYUPADTCYUCu、NiHEZnZHIJIANFASHENGFANYINGSHI,PADTCSHANGDESYUANZITONGGUOGUDUIDIANZIXINGCHENGPEIWEIJIAN,JIANXIAOLESDEDIANFUXING,CONGERYINQILEFENGDEBIANHUA。

  CHENDIANPADTC-Cu、NiHEZnDEDIANJINGSAOMIAO-NENGPU(SEM-EDS)FENXIRUTU6SUOSHI,CHENDIANPADTC-Cu、NiHEZnDEDIANJINGSAOMIAOTU6(a)、(c)、(e)JUNXIANSHICHENDIANBIAOMIANSHUSONGDUOKONG。QIDUIYINGDENENGPUTUSHANGFENBIEYOUCu、NiHEZnYUANSUFENGCHUXIAN,YU PADTCDEYUANSUFENXIXIANGBIJIAO,Cu、NiHEZnYUANSUFENGDECHUXIANBIAOMINGPADTCBUJIDAOLEZHONGJINSHULIZICu、NiHEZn 。

  

TU6 PADTCZHUABUZHONGJINSHUHOUDESEM-EDS

  PADTCZHUABUZHONGJINSHUHOUCHENDIANPADTC-Cu、NiHEZnDEXPSRUTU7SUOSHI。Cu1sDEGAOFENBIANGUANGPUWEIYU1 070.79 eVCHU,Cu2p1/2、Cu2p2/3HECu3p2/3DEFENGFENBIEZAI952.88、932.29HE77.02 eV,RUTU7(a)HETU7(b)SUOSHI。S2sHES2p3DEJIEHENENGFENBIEWEIYU227.70HE162.83 eVCHU,YOUCIKEYITUIDUANCHUSYICuDECUNZAI[24]。Ni3pDEGAOFENBIANLVGUANGPUWEIYU66.22 eV,FENBIEZAI871.15HE853.84 eVCHUGUANCHADAONi2p1HENi2p3DEFENG,RUTU7(d)SUOSHI,YINCIZHENGMINGLENi2+DECUNZAI。CIWAI,S2sHES2p3DEJIEHENENGWEIYU227.26HE160.79 eV,ZHEIBIAOMINGPADTC-NiCHENDIANZHONGCUNZAISYINiJIAN。Zn2pDEGAOFENBIANLVGUANGPURUTU7(f)SUOSHI,ZAI1 021.80 eV(Zn2p3/2)HE1 044.95 eV(Zn2p1/2)CHU,BIAOMINGCHENDIANPADTC-ZnZHONGZn2+DECUNZAI,S2sHES2p3DEJIEHENENGFENBIEWEIYU227.30HE160.81 eVCHU,ZHEIBIAOMINGCHENDIANZHONGS—ZnDECUNZAI。531.80 eVCHUDEO1sDEFENGZHIBIAOMING,KENENGSHIYINWEICHENDIANBAOLUZAIKONGQIZHONGBEIYANGHUAYIBUFEN,CONGERYOUO1s DEFENGDECHUXIAN。

 

  TU7 PADTCZHUABUZHONGJINSHUHOUDEXPSTU

  3 JIELUN

  1)ZHIBEIHEBIAOZHENGLEYIZHONGJU-ERLIUDAIANJIJIASUANANZHONGJINSHUBUJIJIPADTC,GAIBUJIJIKEYONGLAICHULIHANZHONGJINSHULIZIDEFEISHUI,DUICu2+、Ni2+、Zn2+ZUIDAZHUABUNENGLIKEFENBIEDADAO246、234HE227 mg·g−1。

  2)TANTAOLEFANYINGSHIJIANHEpHDUIBUJIXIAOGUODEYINGXIANG,FANYINGpHWEI6,SHIJIANWEI20 minSHI,KEHUODEZUIDABUJIXIAOGUO,HAIBIJIAOLETA、CA、EDTADENG3ZHONGBUTONGLUOHEJILUOHEZHONGJINSHUDECHULIXIAOGUO,QIQUCHUXIAOGUOSHUNXUWEITA > CA > EDTA。

  3)CAIYONGGUANGPUXUEYANJIULEXIFUJILI,ZHUYAOSHIS═C—SJIANFAHUIZHUABUZHONGJINSHUDEZUOYONG,XINGCHENGWENDINGDEPEIWEIJIAN。

  4)TANTAOPADTCJUHEDUDAXIAODUIZHUABUXIAOGUODEYINGXIANG,JINERJIANSHAOHECHENGFANYINGZHONGFUFANYINGDECHANSHENGYITIGAOCHANLV,BUJINKEYIDUIZHUABUGUOCHENGJINXINGJINGQUEKONGZHI,GENGKEBIMIANZAIZHONGJINSHUZHUABUHOUCODHENH4+-NDEGUODUSHIFANG;TONGSHI,ZAIZHIBEIGUOCHENGZHONGBAOZHENGCHANWUKELIDAXIAOJUNYIXING,HAIKETIGAOZHONGJINSHUBUJIXINGNENG,BINGDUIZHONGJINSHUZHUABUJILIJINXINGSHENRUTANTAO。ZONGSHANG,GUANZHUCAILIAODEXUNHUANLIYONGJIANGCHENGWEIWEILAIYANJIUDEFANGXIANG。(LAIYUAN:HUANJINGGONGCHENGXUEBAO ZUOZHE:CHENHUI)

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