{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"改进了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span><span style=\"color:red\">液</span>中<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的分析方法.在弱酸性条件下,用过硫酸铵作氧化剂将<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>氧化成六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>,用碘量法测定六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>,得到<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的质量浓度.实验表明,在弱酸性条件下,不加硝酸银作催化剂,用过硫酸铵能将<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>完全氧化成六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>.分析结果的相对平均偏差为0.13％.本法简单而准确,分析成本低,标准溶液稳定,优于传统方法.","authors":[{"authorName":"郭崇武","id":"01b85dbb-af5d-476a-8aa7-d25aeec23ab9","originalAuthorName":"郭崇武"}],"doi":"10.3969/j.issn.1001-3849.2012.08.012","fpage":"44","id":"58407f77-3950-4b70-b95e-143819cc034a","issue":"8","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"c799685e-c96e-41a4-b08b-bc2deaf93635","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span><span style=\"color:red\">液</span>","originalKeyword":"三价铬镀铬液"},{"id":"2094d2f0-b7ab-4e45-8c5b-59c9576e5c21","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"18cedec3-2eed-4fd8-9de8-2184dbad1deb","keyword":"催化剂","originalKeyword":"催化剂"},{"id":"f41118d7-e13b-4778-855f-d41a3ede00ed","keyword":"硫代硫酸钠","originalKeyword":"硫代硫酸钠"},{"id":"fd25e80b-6f08-44fd-894b-877d5595b2ce","keyword":"碘量法","originalKeyword":"碘量法"},{"id":"a36b2316-70fe-477d-be0c-983977842be9","keyword":"分析","originalKeyword":"分析"}],"language":"zh","publisherId":"ddjs201208012","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span><span style=\"color:red\">液</span>中<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的碘量法分析","volume":"34","year":"2012"},{"abstractinfo":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>工艺要求比六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>严格许多.选用BH-88硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>工艺.介绍了其镀<span style=\"color:red\">液</span>中<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>、硼酸及辅助剂含量的分析方法,为维护该工艺的稳定提供了必要的条件.","authors":[{"authorName":"李芳华","id":"b02da1ae-e63f-4850-93fc-802ea069cd7a","originalAuthorName":"李芳华"}],"doi":"10.3969/j.issn.1004-227X.2005.09.017","fpage":"58","id":"b78ea2e5-1b71-4214-ba23-76d378845473","issue":"9","journal":{"abbrevTitle":"DDYTS","coverImgSrc":"journal/img/cover/DDYTS.jpg","id":"21","issnPpub":"1004-227X","publisherId":"DDYTS","title":"电镀与涂饰   "},"keywords":[{"id":"b39211f6-f12a-4562-93fe-f2b0111c62c6","keyword":"硫酸盐","originalKeyword":"硫酸盐"},{"id":"d6ef8b4e-6257-4d00-be08-07d722bba9a3","keyword":"<span style=\"color:red\">镀铬</span>","originalKeyword":"镀铬"},{"id":"259bdfd8-2ef3-4d53-b6c5-c99f17007a00","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"a62fedd9-dfac-49f1-a1c4-d5345ef42feb","keyword":"硼酸","originalKeyword":"硼酸"},{"id":"306fb048-2c2e-4ea7-9d1c-80ce18d8ec98","keyword":"辅助剂","originalKeyword":"辅助剂"}],"language":"zh","publisherId":"ddyts200509017","title":"硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span><span style=\"color:red\">液</span>的分析","volume":"24","year":"2005"},{"abstractinfo":"Cr(Ⅵ)对环境和人体健康有严重的危害,因此,促进了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>研究的发展.<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>与Cr(Ⅵ)<span style=\"color:red\">镀铬</span>相比,具有很多优点.但是,<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>要广泛应用,仍需要解决一些问题如镀<span style=\"color:red\">液</span>成分复杂、工艺难以维护和控制、阳极选择困难、镀层难以增厚及镀层色泽不够理想等.简要回顾了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>的发展历程,介绍了目前<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>存在的问题,并着重论述了解决问题的途径和未来的发展方向.","authors":[{"authorName":"杨防祖","id":"994a35d3-022e-4140-aecb-f15adc872105","originalAuthorName":"杨防祖"},{"authorName":"蒋义锋","id":"7ee23921-2d69-484c-90ac-616e6770db6d","originalAuthorName":"蒋义锋"},{"authorName":"许书楷","id":"8c6e1e2f-6b2a-40b7-aceb-01b07433f45a","originalAuthorName":"许书楷"},{"authorName":"周绍民","id":"3fb20e31-6607-41e1-aa99-1e88b696304a","originalAuthorName":"周绍民"}],"doi":"10.3969/j.issn.1001-3849.2009.08.005","fpage":"15","id":"77924798-cc60-403e-9712-a8a612e3583a","issue":"8","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"7b4e75fb-cc1a-46be-bb7c-fd00972a02d2","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"4c49361a-1fa8-43c2-8340-7386da460363","keyword":"<span style=\"color:red\">镀铬</span>","originalKeyword":"镀铬"},{"id":"e966c7ab-1dd7-4d57-960a-7db1859595c6","keyword":"工艺","originalKeyword":"工艺"},{"id":"f9efca67-3fda-481b-ba14-677c16114a13","keyword":"研究进展","originalKeyword":"研究进展"}],"language":"zh","publisherId":"ddjs200908005","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>资讯","volume":"31","year":"2009"},{"abstractinfo":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>在实际应用中最大的问题是工艺的稳定性差,而阳极是影响硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>镀<span style=\"color:red\">液</span>稳定性的关键.阐述了硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>阳极的制备方法及工艺条件,分别采用电化学方法、扫描电镜、赫尔槽试验测定了阳极的电化学性能、外观形貌及电镀性能;用强化寿命试验测定了阳极的强化寿命时间.在此基础上测定了自制专用阳极在硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>镀<span style=\"color:red\">液</span>中所得镀层的外观形貌、结合力、孔隙率及耐蚀性等性能.结果表明:所制备的阳极使用寿命长,电镀及镀层性能好.","authors":[{"authorName":"胡耀红","id":"f52b41d3-3288-43c6-a1f2-fd6d4ad32012","originalAuthorName":"胡耀红"},{"authorName":"陈力格","id":"e6e62380-8e90-48c2-b767-3b46c79abe1c","originalAuthorName":"陈力格"},{"authorName":"赵国鹏","id":"b8c950ba-e53b-4a06-9ad6-e2aab9f261eb","originalAuthorName":"赵国鹏"},{"authorName":"刘建平","id":"dcf4559a-77cd-42a1-bd57-8671a8289a11","originalAuthorName":"刘建平"},{"authorName":"洪榕","id":"81a13744-2ef6-485c-8a2a-8086e95aa7c1","originalAuthorName":"洪榕"}],"doi":"10.3969/j.issn.1001-1560.2006.04.008","fpage":"26","id":"977e3e2d-5a89-49ad-a0ec-d33c38c62f4b","issue":"4","journal":{"abbrevTitle":"CLBH","coverImgSrc":"journal/img/cover/CLBH.jpg","id":"7","issnPpub":"1001-1560","publisherId":"CLBH","title":"材料保护"},"keywords":[{"id":"9605104e-8466-4f25-998d-4441f3daa8c4","keyword":"涂层钛阳极","originalKeyword":"涂层钛阳极"},{"id":"f6f8791f-e316-44aa-8084-d848e844db16","keyword":"<span style=\"color:red\">镀铬</span>","originalKeyword":"镀铬"},{"id":"db9ce3f4-1e50-4fa7-91a3-d5954d2673d5","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"}],"language":"zh","publisherId":"clbh200604008","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>阳极的研究","volume":"39","year":"2006"},{"abstractinfo":"传统的<span style=\"color:red\">镀铬</span>是在含有六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的电镀<span style=\"color:red\">液</span>中进行的,六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>对环境严重的危害,促进了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>工艺的发展.在铁基体上选取不同的<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>配方进行试验,以铅板或石墨为阳极,20钢试片作阴极,对试片除油除锈后,直接进行<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>,经过对镀层的外观、厚度及结合力的比较取舍,获得了外观及结合力较好的配方:52g/LCr3+;40g/L KCl;10g/L KBr;46g/L HCOOH;53g/L NH4Cl;150g/L(NH2)2CO;10g/L H3BO3及少量的添加剂,以阳极石墨为基础,研究了不同种类及不同用量的润湿剂对镀层外观和孔隙率的影响,最终选定了对于<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>配方较佳的润湿剂及其用量范围.对<span style=\"color:red\">镀铬</span>层用碳酸钠和磷酸钠进行中和浸渍,时间为3～5 min,可以减轻<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>镀层发黄的问题.该工艺条件:DK=10～15 A/dm2,10～20℃带电下槽,pH值为0.5～1.0,电镀<span style=\"color:red\">液</span>的稳定性为12 A@h/L.镀层细致、光亮、孔隙率低,而且可以在常温下操作,节约能源.","authors":[{"authorName":"周琦","id":"ff953dbc-1604-458a-96aa-666dcfab0673","originalAuthorName":"周琦"},{"authorName":"郝清伟","id":"fc688b60-cd26-497a-8be6-85b1ed5f6f26","originalAuthorName":"郝清伟"},{"authorName":"张春丽","id":"8fcb7893-1d86-4694-a79d-9efc689bb7a9","originalAuthorName":"张春丽"},{"authorName":"邵忠财","id":"d03dbeff-96c3-4e4a-93cd-efa16fe79ff8","originalAuthorName":"邵忠财"}],"doi":"10.3969/j.issn.1001-1560.2004.06.009","fpage":"22","id":"c8aacceb-a557-4fe7-823e-b3d800e36ddd","issue":"6","journal":{"abbrevTitle":"CLBH","coverImgSrc":"journal/img/cover/CLBH.jpg","id":"7","issnPpub":"1001-1560","publisherId":"CLBH","title":"材料保护"},"keywords":[{"id":"02d29c0b-6983-4d96-a64a-fefa758efacd","keyword":"电<span style=\"color:red\">镀铬</span>","originalKeyword":"电镀铬"},{"id":"47da6ea9-5226-4fab-8a7f-875081eb091b","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"62a0cf03-d4e5-4814-9741-cfd9a820c3b1","keyword":"润湿剂","originalKeyword":"润湿剂"},{"id":"9d6a3014-1d61-45d1-8e93-a89aeb49b706","keyword":"工艺","originalKeyword":"工艺"}],"language":"zh","publisherId":"clbh200406009","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>工艺初探","volume":"37","year":"2004"},{"abstractinfo":"回顾了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>的历史.介绍了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>的主要优点与缺点.从几个方面综述了<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>的研究进展,包括镀<span style=\"color:red\">液</span>稳定性、<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电镀厚<span style=\"color:red\">铬</span>及其它几种类型的<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>、电镀非晶态<span style=\"color:red\">铬</span>、电极材料等.","authors":[{"authorName":"张招贤","id":"a6d4ac1b-5ef4-4479-a79a-9ee6716a4a60","originalAuthorName":"张招贤"},{"authorName":"赵国鹏","id":"d727b2ab-ee36-4e6a-a1df-30ab8972e304","originalAuthorName":"赵国鹏"},{"authorName":"胡耀红","id":"a158ee2f-c6da-4ebf-90e3-9b77096fce19","originalAuthorName":"胡耀红"}],"doi":"10.3969/j.issn.1004-227X.2005.12.015","fpage":"50","id":"b7e26707-e231-4a5e-9270-211c170056df","issue":"12","journal":{"abbrevTitle":"DDYTS","coverImgSrc":"journal/img/cover/DDYTS.jpg","id":"21","issnPpub":"1004-227X","publisherId":"DDYTS","title":"电镀与涂饰   "},"keywords":[{"id":"fc29fa7f-a857-44e9-bac5-cc6e526410f1","keyword":"电镀","originalKeyword":"电镀"},{"id":"ac84f7be-7ed4-4d4a-a748-2a6ac83ec0b1","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"65f05de6-be95-4a88-9126-cc42b808a747","keyword":"非晶态","originalKeyword":"非晶态"},{"id":"26417f2a-b802-48dd-bd91-cab1f94cd9c2","keyword":"电极材料","originalKeyword":"电极材料"}],"language":"zh","publisherId":"ddyts200512015","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电镀","volume":"24","year":"2005"},{"abstractinfo":"制定了硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电<span style=\"color:red\">镀铬</span>新工艺并测试了镀<span style=\"color:red\">液</span>和镀层的性能.该工艺镀<span style=\"color:red\">液</span>稳定,沉积速度为0.057～0.077 μm/min,镀层质量优良.中性盐雾试验,恒定湿热试验,人造汗液测试及抗化学污染测试均满足标准要求.镀层色泽美观,δ能够达到0.3 μm以上.比较了硫酸盐和氯化物<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电镀的特点,采用硫酸盐<span style=\"color:red\">镀铬</span>,镀层耐腐蚀性好,原材料消耗成本低.","authors":[{"authorName":"郭崇武","id":"b8288e7c-0ada-49e9-a94a-13ce10063a8b","originalAuthorName":"郭崇武"},{"authorName":"赖奂汶","id":"5acdd4ed-2131-44c0-aedb-d78bbf64b83d","originalAuthorName":"赖奂汶"}],"doi":"10.3969/j.issn.1001-3849.2012.01.003","fpage":"9","id":"d09d65ff-e54e-43c4-b8bc-2622754e6970","issue":"1","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"8a7af375-ebad-4a05-81f4-06e92f3e4147","keyword":"硫酸盐","originalKeyword":"硫酸盐"},{"id":"92f083b2-673b-44d4-bbe5-8a93597a5251","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电镀","originalKeyword":"三价铬电镀"},{"id":"7f835fdc-22f5-470c-9787-864f44d538a1","keyword":"<span style=\"color:red\">镀铬</span>沉积速度","originalKeyword":"镀铬沉积速度"},{"id":"657cadbe-b9d5-445b-baae-d7b0830c95f5","keyword":"稳定性","originalKeyword":"稳定性"},{"id":"df5198ec-b33a-460a-b5fb-2d35c1309c9a","keyword":"耐腐蚀性","originalKeyword":"耐腐蚀性"}],"language":"zh","publisherId":"ddjs201201003","title":"新型硫酸盐<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span><span style=\"color:red\">液</span>和镀层性能的研究","volume":"34","year":"2012"},{"abstractinfo":"六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>杂质对<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>镀<span style=\"color:red\">液</span>性能的影响较大,实验表明,对于硫酸盐型<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>镀<span style=\"color:red\">液</span>,当六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的质量浓度超过10 mg/L时,镀层出现雾状,超过100 mg/L时,镀<span style=\"color:red\">液</span>的覆盖能力变差,当质量浓度更高时,镀件无镀层.在正常的工艺条件下,六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>杂质产生的速度比较慢,能够控制在较低的浓度范围内,一般不影响镀层的质量.镀<span style=\"color:red\">液</span>的pH偏高和不搅拌镀<span style=\"color:red\">液</span>都会促使六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的升高.用双氧水还原法和小电流电解法处理六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>,实验表明,双氧水还原法效果较好,其质量浓度为0.5 mL/L时较为适宜.","authors":[{"authorName":"郭崇武","id":"3c02a01a-e9e8-493b-bc5c-ff368cc3dd1e","originalAuthorName":"郭崇武"},{"authorName":"易胜飞","id":"87f4e015-45fc-4ce7-a070-609169b130e9","originalAuthorName":"易胜飞"},{"authorName":"李健强","id":"431bcac8-e189-4b18-a92a-3329a8a0bcce","originalAuthorName":"李健强"}],"doi":"10.3969/j.issn.1001-3849.2008.03.006","fpage":"21","id":"aa8a6a41-4a96-4391-a471-6fa72c44c857","issue":"3","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"660ef841-d6ee-4da2-a9f3-5ab63186a73c","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>","originalKeyword":"三价铬镀铬"},{"id":"53017373-57bb-489a-af13-7888c3af2d7a","keyword":"六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>杂质","originalKeyword":"六价铬杂质"},{"id":"d86dcdc9-06ff-4b8c-9814-d18cd92d7b5e","keyword":"双氧水还原法","originalKeyword":"双氧水还原法"}],"language":"zh","publisherId":"ddjs200803006","title":"六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>对<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span><span style=\"color:red\">镀铬</span>的影响","volume":"30","year":"2008"},{"abstractinfo":"改进了<span style=\"color:red\">镀铬</span>溶液中<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的分析方法,在弱酸性条件下,不加硝酸银作催化剂,用过硫酸铵将<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>氧化成六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>,用亚铁滴定法测定六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的总量,减去原来镀<span style=\"color:red\">液</span>中六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的量,得到<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的质量浓度.实验表明,在强酸性条件下,不加硝酸银作催化剂,过硫酸铵不能将<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>完全氧化成六<span style=\"color:red\">价</span><span style=\"color:red\">铬</span>,而在弱酸性条件下,这个反应则能够完全进行.测定<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>的结果与原方法相同.","authors":[{"authorName":"郭崇武","id":"d17dcbef-15e8-409a-8363-5bc002f6b454","originalAuthorName":"郭崇武"},{"authorName":"向思杰","id":"d648c8bc-453a-4e28-8e13-a45336335e02","originalAuthorName":"向思杰"}],"doi":"10.3969/j.issn.1001-3849.2008.08.011","fpage":"37","id":"17701f74-e703-45b9-a04b-3821ca08026d","issue":"8","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"54a8f6c9-4db3-48e3-866f-4b2c09b236a3","keyword":"<span style=\"color:red\">镀铬</span>溶液","originalKeyword":"镀铬溶液"},{"id":"96df9c30-69c7-42c5-a075-3806c5e55c62","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"b4321ae0-fc80-470d-8eff-f542b2429168","keyword":"硝酸银","originalKeyword":"硝酸银"},{"id":"b68ee9a1-d249-4680-b93d-32e7fbd74166","keyword":"催化剂","originalKeyword":"催化剂"}],"language":"zh","publisherId":"ddjs200808011","title":"<span style=\"color:red\">镀铬</span>溶液中<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>分析方法的改进","volume":"30","year":"2008"},{"abstractinfo":"对<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电解<span style=\"color:red\">液</span><span style=\"color:red\">镀铬</span>的沉积速度进行了实验研究.对施镀过程中沉积速度的影响因素电镀时间、电流密度、温度做了详细的实验测试,实验结果表明,为了获得较高的沉积速度,施镀过程中应该控制电镀时间为2 min,电流密度为6 A/dm2,温度为45℃,pH为3.5.","authors":[{"authorName":"李艳","id":"fd26d0c4-6261-45c3-922a-d72837207911","originalAuthorName":"李艳"}],"doi":"10.3969/j.issn.1001-3849.2006.03.013","fpage":"44","id":"29df7eef-2606-4dc3-a409-2c65231c487f","issue":"3","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"b4ba127a-2640-439c-946b-764a3a20a9bb","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电镀","originalKeyword":"三价铬电镀"},{"id":"58bb664e-44f5-4241-8be8-0b93205cc3ed","keyword":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>","originalKeyword":"三价铬"},{"id":"4e14a489-c071-4bca-bf9c-24b9515d52cd","keyword":"沉积速度","originalKeyword":"沉积速度"}],"language":"zh","publisherId":"ddjs200603013","title":"<span style=\"color:red\">三</span><span style=\"color:red\">价</span><span style=\"color:red\">铬</span>电解<span style=\"color:red\">液</span><span style=\"color:red\">镀铬</span>沉积速度的影响因素研究","volume":"28","year":"2006"}],"totalpage":4302,"totalrecord":43016}