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                二甲酚橙

                更新:2018-11-25 10:57:51

                  中文名:二甲酚橙
                  英文名:Xylenol Orange sodium salt
                  别名:二甲酚橙一钠盐;N,N-[3H-2,1-苯并恶硫羟-3-亚基双[(6-羟基-5-甲基-3,1-亚苯基)亚甲基]]双[N-(羧基甲基)甘氨酸]-S,S-二氧化物
                  CAS No.:63721-83-5级别:Reagent Grade
                  分子式:C31H31N2NaO13S分子量:694.63
                订购信息
                  货号规格价格品牌
                  X8798-1g1g164GBCBIO
                  X8798-5g5g427GBCBIO
                产品介绍


                  化学性质:

                  红棕色结晶性粉末。易 吸湿。易溶于水,不溶于无水乙醇。水溶液为红色,酸性溶液中为柠檬黄色,金属络合物为鲜红色,碱性溶液中为红紫色。熔点210℃ (分解)。最大吸收波长 580nm。

                  用途:

                  络合指示剂,滴定锌、铋、镉、钴、铜、铁、 汞、铟、镧系元素、镍、铅、钪、钍、锆、铊、铀(VI)、钒等。光度测定锌、铝、铍、铋、镧、铌、镍、钯、钍、钇、锆等。酸碱指示剂。


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