广东11选5

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灰鈣粉的制備方法

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  1.YANGHUAGAISHIHUISHIDUANSHAOFA:

广东11选5  JIANGSHIHUISHICUSUIZHI150 mm,BINGSHAICHU30~50 mmYIXIADEXIZHA。WUYANMEIHUOJIAOTANYAOQIULIDUZAI50 mm YIXIA,QIZHONGSUOHANDIRONGDIANHUIFENBUYIGUODUO,QIWUYANMEIHUOJIAOTANDEJIARULIANGWEISHIHUISHIDE7.5%~8.5%(ZHONGLIANG)。JIANGJINGSHAIXUANDESHIHUISHIJIRANLIAODINGSHI、DINGLIANGYOUYAODINGJIARUYAONEI,YU900~1200℃DUANSHAO,ZAIJINGLENGQUEJIDECHENGPIN。ZAIDUANSHAOGONGXUFUCHANERYANGHUATAN。QI

广东11选5  CaCO3[△]→CaO+CO2↑;

广东11选5  2.YANGHUAGAIYONGCHUNXIAOSUANRONGJIEDALISHI,JIANGQIZHUFEIQUCHUGANJINGCO2。XIANGRERONGYEZHONGJIARUSHIHUIRU,GUOLVCHUQUCu、Fe、MgDENGQINGYANGHUAWUCHENDIAN,JIARELVYEDANGQIJIEJINFEITENGSHITONGRUCO2CHANSHENGCa(HCO3)2,Ca(HCO3)2DELIANGXIANGDANGYUJIARUDECa(OH)2DELIANG。ZHUFEIGAIRONGYE,Ca(HCO3)2JIFENJIECHENGTANSUANGAICHENDIAN,BINGXIEDAIHENLIANGDEFe。LVYEZHONGDECa(NO3)2JINGLENGQUEHOUJIARU1/3TIJIDENONGANSHUIHENONGDE(NH4)2CO3ZELINGYOUCaCO3CHENDIANXIALAI。JIANGCaCO3CHENDIANXIDIGANZAO,FANGZAISHIYINGGANGUOZHONGZAIDIANLUSHANGZHUOSHAOJIDECHUNDEYANGHUAGAI。RUOYAOZHIDEGAOCHUNYANGHUAGAI,ZEYINGXIANJIANGGAOCHUNXIAOSUANGAIYUGAOCHUNTANSUANANHECHENGTANSUANGAI:JIANGCHENDIANJINGZHIHOU,XIANYUHONGXIANGZHONGHONGGAN,ZAIJINGZHUOSHAO ( KONGZHIWENDUZHUJIANSHENGGAO) ,YU1000℃HENGWEN8h,QUCHUSHAOLENGHOU,GANZAOBAOCUN,ZHIDEDECHANPINWEI99.999%DEGAOCHUNYANGHUAGAI;

广东11选5  3.YANGHUAGAITANSUANGAIDUANSHAOFA:

  XIANJIANGTANSUANGAIYUYANSUANFANYINGSHENGCHENGLVHUAGAI,ZAIJIARUANSHUIJINXINGZHONGHE,JINGZHICHENDIAN,GUOLV,ZAIJIARUTANSUANQINGNAFANYINGSHENGCHENGTANSUANGAICHENDIAN,JINGLIXINFENLITUOSHUI,GANZAOHOU,JINXINGDUANSHAO,JINGFENSUI,SHAIXUAN,ZHIDEYAOYONGYANGHUAGAICHENGPIN。QI

  CaCO3+2HCl→CaCl2+CO2+H2O

广东11选5  CaCl2+2NH3.H2O→Ca(OH)2+2NH4C

广东11选5  Ca(OH)2+NaHCO3→CaCO3+NaOH+H2O

  CaCO3[△]→CaO+CO2↑;


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