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1)"The Sigma-Aldrich library of Chemical Safety data", edition ­¶,Vol.2, ed. by R.E.Lenga, U.S.A., 1988, p.2258.
2)º´ÌîÀµ¼ù¡¤²¬»³²Â¹°¡¤°åÌô°ÂÁ´À­¸¦µæ²ñ²ñÊó¡¤32¡¤21(1990).
3)M. Yoshida, J.J. Soc. comp. Stat., 1, 111(1988).

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Correspondence
Authors:Toshio Yamamoto(Study director)
Susumu Kakamu¡¤Akinori Shoji¡¤Kousuke Oba¡¤Seiki Yamakawa
Biosafety Research Center/Foods,Drugs and Pesticides(An-pyo Center)
582-2 Shioshinden Aza Arahama, Fukude-cho, Iwata-gun, Shizuoka, 437-12, Japan
Tel +81-538-58-1266Fax +81-538-58-1393