美国decagon www.decagon.com　
美国decagon公司建立于1983年，创始人是Dr. Gaylon Campbell，美国华盛顿州立大学著名的土壤科学家。decagon公司成立之初即把开发和生产高质量的科研设备以满足日益增长的科研设备需求作为自己的历史使命。 

目前decagon的产品应用领域已经扩展到包括食品 、医药、生物、林业、园艺和土壤科学。仪器被广泛应用于世界上多家大学、研究所和测试实验室以及政府机构和工业监测。产品主要包括WP4土壤水势仪、KD2土壤热特性分析仪、G3土壤入渗仪、ECH2O土壤水分测量系列仪器以及广泛应用于植物叶面积指数研究的Accupar冠层分析仪和SC-1稳态气孔计。decagon公司通过其遍步全球的代理服务机构为全球的客户提供最周到的服务。

在食品工业，decagon被认为是水活性测量设备的世界领导者。在环境与土壤研究领域，decagon提供了多种高精度低成本的研究设备可供用户选择。近些年来，decagon开发的土壤含水量自动监测设备得到了全世界的关注，其产品ECHO以其低成本、高精度（几乎不受土壤电导率的影响）且易于使用的特点而受到使用者的广泛好评。

Decagon’s instruments are used throughout the world in organizations of all sizes, including food processors, pharmaceutical companies, universities, research and testing laboratories, government agencies, vineyards, farms, and industrial testing facilities.
Decagon was founded in 1983 by Dr. Gaylon Campbell, a renowned soil scientist at Washington State University. Dr. Campbell hoped that the company would both provide employment for his teenage children and provide his fellow researchers with useful scientific instruments. Almost 25 years later, Decagon has grown into a prosperous business that retains an emphasis on research and engineering. As the designer, manufacturer, and marketer of its instruments, Decagon prides itself on excellent customer service and support. 
 
At a glance:

Decagon is the world leader in the measurement of water activity in foods and pharmaceuticals. 
A hybrid of Decagon’s biophysical research instruments will be sent to Mars in August 2007 as part of NASA’s Phoenix Scout Mission. 
Decagon is located in Pullman, Washington, home of Washington State University and the largest city (pop. 27,000) in the fertile geographic region of eastern Washington known as the Palouse.