ISO/OHSAS certifications of Nippon Soda

All Nippon Soda plants have obtained ISO9001, ISO14001, and OHSAS18001 certifications.

ISO certifications of Nippon Soda

Nihongi plant Takaoka plant Mizushima plant Chiba plant
Examination/
registration
organization		 JCQA JCQA JCQA JCQA
Type of standard ISO9001 ISO9001 ISO9001 ISO9001
Date certification was
obtained		 August 28, 1995 June 19, 1995 January 18, 1999 August 4, 1997
Type of standard ISO14001 ISO14001 ISO14001 ISO14001
Date certification was
obtained		 March 21, 2000 November 27, 2000 October 22, 2001 July 24, 2000
OHSAS certifications of Nippon Soda

Nihongi plant Takaoka plant Mizushima plant Chiba plant
Examination/
registration
organization		 JCQA JCQA JCQA JCQA
Type of standard OHSAS18001 OHSAS18001 OHSAS18001 OHSAS18001
Date certification was
obtained		 April 20, 2009 November 28, 2005 January 26, 2009 February 25, 2008

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