... a 254 nm collimated beam apparatus. - 78 - Journal of Water and Environment Technology, Vol.3, No.1, 2005 1.E-071.E-061.E-051.E-041.E-031.E-021.E-011.E+001.E+010 2004006008001000120014001600UV ... reduction equivalent dose (RED) in off-site validation of UV reactor and computational validation by CFD model. OFF-SITE BIODOSIMETRIC TESTING OF UV REACTOR The off - site biodosimetric tests with ... Co.Ltd. 5-2 -1 Ginza Chuo-ku, Tokyo 10 4-8 115, Japan (E-mail: kenichiro.deguchi@chiyodakohan.co.jp) *2 UV System Research Center, Cyiyodakohan Co.Ltd. 6-1 1 1-1 2 Onuma Kasukabe, Saitama 34 4-0 038,...