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美国分散技术公司（DTI）成立于1996年，专注于非均相体系表征的科学仪器业务。DTI开发的基于超声法原理的仪器主要应用于在原浓的分散体系中表征粒径分布、zeta电位、流变学、固体含量、孔隙率，包括CMP浆料，纳米分散体，陶瓷浆料，电池浆料，水泥家族，药物乳剂等，并可应用于多孔固体。DTI享有7项美国专利，并在ISO参与领导组织超声法粒度分布国际标准和电声法测量Zeta电位国际标准的制定。inkMacSystemFont,"SFProSC","SFProText","HelveticaNeue",Helvetica,"PingFangSC","SegoeUI",Roboto,"HiraginoSansGB",arial,"microsoftyaheiui","MicrosoftYaHei",SimSun,sans-serif;">
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2014年，美国分散技术公司（DTI）推出了新一代美国DT电声电振法zeta电位分析仪DT-330，既可在原浓液环境下测量固体颗粒的zeta电位，也可测量块状或粉状固体孔隙率和孔表面电位，仪器执行国家GB/T32671.1标准。ngstyle="font-size:14px;white-space:normal;">inkMacSystemFont,"SFProSC","SFProText","HelveticaNeue",Helvetica,"PingFangSC","SegoeUI",Roboto,"HiraginoSansGB",arial,"microsoftyaheiui","MicrosoftYaHei",SimSun,sans-serif;"> 产品特点
只要固体样品能被某种液体浸润即可进行分析，ngstyle="font-family:宋体,SimSun;white-space:normal;">美国DT电声电振法zeta电位分析仪DT-330能够用于几乎所有类型的多相系统，测量颗粒和多孔材料的zeta电位： ■固体颗粒的分散体 ■ 乳液 ■ 粒度达毫米级的多孔颗粒分散体 ■ 固体颗粒的沉积物 ■ 多孔颗粒的沉积物 ■ 块体，如地质岩心，瓷砖等多孔材料 ■ 膜
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■ 采用电声学CVI测量技术测量原浓胶体体系的Zeta电位 ■ 通过高频电导率探头测量孔隙率（专利方法） ■ 采用电声电振法测量多孔材料块体的孔表面电位 ■ 通过电导率测定，可计算出双电层厚度、表面电荷密度和杜坎数 ■ 可适用于任何容器内液体的测定，无需特殊样品池 ■ 对于高达50％（体积）浓度的样品，无需进行样品稀释或前处理即可直接测量 ■ 可以直接用Zeta电位探头测量浆糊、凝胶、水泥等高粘度材料体系的zeta电位
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inkMacSystemFont,"SFProSC","SFProText","HelveticaNeue",Helvetica,"PingFangSC","SegoeUI",Roboto,"HiraginoSansGB",arial,"microsoftyaheiui","MicrosoftYaHei",SimSun,sans-serif;"> ngstyle="white-space:normal;font-size:14px;">inkMacSystemFont,"SFProSC","SFProText","HelveticaNeue",Helvetica,"PingFangSC","SegoeUI",Roboto,"HiraginoSansGB",arial,"microsoftyaheiui","MicrosoftYaHei",SimSun,sans-serif;">技术参数inkMacSystemFont,"SFProSC","SFProText","HelveticaNeue",Helvetica,"PingFangSC","SegoeUI",Roboto,"HiraginoSansGB",arial,"microsoftyaheiui","MicrosoftYaHei",SimSun,sans-serif;">
ngstyle="white-space:normal;">美国DT电声电振法zeta电位分析仪DT-330的技术参数
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Zeta电位测试范围无限制，低表面电荷可低至0.1mV,高精度（±0.1mV） 样品浓度0.1～50％（体积百分数）
样品体积1-100ml（检测Zeta电位）
pH范围0.5～13.5
电导率范围0.0001～10S/m
温度范围<50℃
粘度20，000厘泊
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美国分散技术公司（DTI）开发的基于超声法原理的仪器主要应用于在原浓的分散体系中表征粒径分布、zeta电位、流变学、固体含量、孔隙率，包括CMP浆料，纳米分散体，陶瓷浆料，电池浆料，水泥家族，药物乳剂等，并可应用于多孔固体。DTI享有7项美国专利，并在ISO参与领导组织超声法粒度分布国际标准和电声法测量Zeta电位国际标准的制定。
