上海11选5

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氢氧化钠标准滴定溶液

发布时间:2019-11-19   点击次数:87次

南京信帆生物专业提供和定制各类标准滴定溶液。针对于  氢氧化钠标准滴定溶液  我们提供以下各个浓度的产品。上海11选5如果没有你要的浓度,我们还可以帮您专门配制。欢迎前来咨询!

上海11选50.01000mol/L (0.01N)

0.02000mol/L (0.02N)

0.05000mol/L (0.05N)

0.1000mol/L (0.1N)

0.1250mol/L (0.125N)(DINGZHI)

0.1500mol/L (0.15N)(DINGZHI)

上海11选50.2000mol/L (0.2N)

上海11选50.2500mol/L (0.25N)

上海11选50.3000mol/L (0.3N)(DINGZHI)

0.3100mol/L (0.31N)(DINGZHI)

上海11选50.4000mol/L (0.4N)

0.4500mol/L (0.45N)(DINGZHI)

0.5000mol/L (0.5N)

上海11选50.6000mol/L (0.6N)(DINGZHI)

上海11选50.7000mol/L (0.7N)(DINGZHI)

1.000mol/L (1N)

使用前的准备

a ZAIZHUANGDIDINGYEQIAN,XUJIANGDIDINGGUANXIJING,SHISHUIZIRANLIGAN(NEIBIYINGBUGUASHUIZHU),XIANYONGSHAOLIANGDIDINGYEDANGXISANCI,(MEICIYUE5~10ml),CHUQUCANLIUZAIGUANBIHEXIADUANGUANJIANNEIDESHUI,YIFANGZHUANGRUDIDINGYEBEISHUIXISHI。

b DIDINGYEZHUANGRUDIDINGGUANYINGCHAOGUOBIAOXIANKEDULINGYISHANG,ZHEISHIDIDINGGUANHUIYOUQIPAO,BIXUPAICHU,FOUZEJIANGZAOCHENGTIJIWUCHA。RUWEISUANSHIDIDINGGUANKEZHUANDONGHUOSAI,SHIRONGYEDEJILIUZHUQUQIPAO;RUWEIJIANSHIDIDINGGUAN,ZEKEJIANGXIANGPIGUANWANQUXIANGSHANG,RANHOUNIEKAIBOZHU,QIPAOJIKEBEIRONGYEPAICHU。

上海11选5c HOU,ZAIDIAOZHENGRONGYEDEYEMIANZHIKEDULINGCHU,JIKEJINXINGDIDING。

滴定操作要点

a DIDINGGUANZAIZHUANGMANDIDINGYEHOU,GUANWAIBIDERONGYEYAOCAGAN,YIMIANLIUXIAHUORONGYEHUIFAERSHIGUANNEIRONGYEJIANGWEN(ZAIXIAJIYINGXIANGYOUDA)。SHOUCHIDIDINGGUANSHI,YEYAOBIMIANSHOUXINJINWOZHUANGYOURONGYEBUFENDEGUANBI,YIMIANSHOUWENGAOYUSHIWEN(YOUQIZAIDONGJI)ERSHIRONGYEDETIJIPENGZHANG(TEBIESHIZAIFEISHUIRONGYEDIDINGSHI),ZAOCHENGDUSHUWUCHA。

b SHIYONGSUANSHIDIDINGGUANSHI,YINGJIANGDIDINGGUANGUDINGZAIDIDINGGUANJIASHANG,HUOSAIBINGXIANGYOU,ZUOSHOUCONGZHONGJIANXIANGYOUSHENCHU,MUZHIZAIGUANQIAN,SHIZHIJIZHONGZHIZAIGUANHOU,SANZHIPINGXINGDIQINGQINGNAZHUHUOSAIBING,WUMINGZHIJIXIAOZHIXIANGSHOUXINWANQU,SHIZHIJIZHONGZHIYOUXIAXIANGSHANGDINGZHUHUOSAIBINGYIDUAN,MUZHIZAISHANGMIANPEIHEDONGZUO。ZAIZHUANDONGSHI,ZHONGZHIJISHIZHIBUYAOSHENZHI,YINGGAIWEIWEIWANQU,QINGQINGXIANGZUOKOUZHU,ZHEIYANGJIRONGYICAOZUO,YOUKEFANGZHIBAHUOSAIDINGCHU。

c MEICIDIDINGXUCONGKEDULINGKAISHI,YISHIMEICICEDINGJIEGUONENGDIXIAODIDINGGUANDEKEDUWUCHA。

d ZAIZHUANGMANDIDINGYEHOU,DIDINGQIAN“CHUDU”LINGDIAN,YINGJINGZHI1~2FENZHONGZAIDUYICI,RUYEMIANDUSHUWUGAIBIAN,RENGWEILING,CAINENGDIDING。DIDINGSHIBUYINGTAIKUAI,MEIMIAOZHONGFANGCHU3~4DIWEIYI,GENGBUYINGCHENGYEZHULIUXIA,YOUQIZAIJIEJINJILIANGDIANSHI,GENGYINGYIDIYIDIZHUDIJIARU(ZAIJILIANGDIANQIANKESHIDANGJIAKUAIXIEDIDING)。DIDINGZHIZHONGDIANHOU,XUDENG1~2FENZHONG,SHIFUZHEZAINEIBIDEDIDINGYELIUXIALAIYIHOUZAIDUSHU,RUGUOFANGCHUDIDINGYESUDUXIANGDANGMANSHI,DENGBANFENZHONGHOUDUSHUYIKE,“ZHONGDU”YEZHISHAODULIANGCI。

e DIDINGGUANDUSHUKECHUIZHIJIAZAIDIDINGGUANJIASHANGHUOSHOUCHIDIDINGGUANSHANGDUANSHIZIYOUDICHUIZHIDUQUKEDU,DUSHUSHIHAIYINGGAIZHUYIYANJINGDEWEIZHIYUYEMIANCHUZAITONGYISHUIPINGMIANSHANG,FOUZEJIANGHUIYINQIWUCHA。

DUSHUYINGGAIZAIWANYUEMIANXIAYUANDIDIAN,DANYUDIDINGYEYANSETAISHEN,BUNENGGUANCHAXIAYUANSHI,KEYIDUYEMIANLIANGCEGAODIAN,“CHUDU”YU“ZHONGDU”YINGYONGTONGYIBIAOZHUN。

f WEILEXIEZHUDUSHU,KEZAIDIDINGGUANHOUMIANCHENYI“DUSHUKA”(TUYOUYIHEIZHANGFANGXINGDEYUE4×1.5cmBAIZHI)HUOYONGYIZHANGHEIZHIRAODIDINGGUANYIQUAN,LAJIN,ZHIYEMIANXIAKEDU1FENGE(0.1ml)CHUSHIZHIDESHANGYUANQIANHOUZAIYISHUIPINGSHANG;CISHI,YOUYUFANSHEWANQUANXIAOSHI,WANYUEMIANDEYEMIANCHENGHEISE,MINGXIANDELUCHULAI,DUCIHEISEWANYUEMIANXIAYUANDIDIAN。DIDINGYEYANSESHENERXUDULIANGCEGAODIANSHI,JIUKEYONGBAIZHIWEI“DUSHUKA”。RUOSUOYONGBAIBEILANXIANDIDINGGUAN,QIWANYUEMIANNENGSHISETIAOBIANXINGERCHENGLIANGGEXIANGYUYIDIANDEJIANDIAN,KEZHIJIEDUQUJIANTOUSUOZAICHUDEKEDU。

上海11选5g DIDINGGUANYOUWUSE、ZONGSELIANGZHONG,YIBANXUBIGUANGDEDIDINGYE(RUXIAOSUANYINDIDINGYE、DIANDIDINGYE、GAOMENGSUANJIADIDINGYE、YAXIAOSUANNADIDINGYE、XIUDIDINGYEDENG),XUYONGZONGSEDIDINGGUAN。

上海11选5XINFANSHENGWUKEJIYOUXIANGONGSISHIYIJIAJISHENGWUJISHUZIXUN、SHIYANSHIHAOCAI、KEYANSHIJIDEXIAOSHOU、TUIGUANGHESHOUHOUFUWUWEIYITIDEGAOKEJISHENGWUQIYE,WEIGEDAKEYANJIGOU、GAOXIAO、JISHUSHENGWUQIYETIGONGXIANGGUANCHANPIN。GONGSIPINGJIELIANGHAODECHANPINZHILIANGHEYINGXIAOTUANDUIDEFENLIKAITUO,SHICHANGKONGJIANZHUBUKUODA,YINGXIAOWANGLUOFUGAIQUANGUO,WEIKEHUGONGYINGFUWU,、YONGXINDEFUWUYINGDELEZHONGDUOQIYEDEXINLAIHEHAOPING,ZAISHENGWUSHEBEILINGYUXUNSUJUEQI。

氢氧化钠标准滴定溶液

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