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Mitsubishi Chemical
About the company

Grade summary
Mitsubishi produces seven SIN List substances, of which two are officially recognised as chemicals of high concern by the EU. The company has a method in place to screen and assess the sustainability of its products and includes intrinsic hazards of ingredients in the screening process. It does not, however, have a phase-out strategy for hazardous substances. The Tokyo-based company is a member of Responsible Care but has, over the last ten years, been involved in a couple of controversies regarding data manipulation.
Opportunities for improvement
- Add transparency to the hazardous product portfolio. We can only rank less than a quarter of Mitsubishi’s overall production since the rest takes place outside the EU and US. For other regions there are no reliable and publicly available sources for identifying producers of hazardous chemicals. Informing ChemSec of hazardous chemical production outside the EU and US could help raise the company score.
- One of Mitsubishi’s sustainability goals is to “become an entity that is friendly to both people and the planet”, and states that the company is “knowledgeable about chemical hazards of products ingredients”. To be knowledgeable is a good first step. The next step should be to act on this knowledge and not allow hazardous ingredients into newly developed products.
- Another related aim of Mitsubishi is to “supply environmentally-friendly products and services”. We encourage Mitsubishi to market these products publicly.
Category breakdown
Mitsubishi produces seven SIN List substances, two of which are included on the REACH Candidate List, with one of them also found on the REACH Authorisation List. The company does not produce any persistent chemicals.
Mitsubishi has a method in place to screen and assess the sustainability of its products and includes intrinsic hazards of ingredients in the screening process. The company does not make use of the GreenScreen assessment tool, nor does it exclude substances with toxic properties from its new products. It does not follow the principles of green chemistry or market safer alternatives on its website either.
Mitsubishi does not share chemical safety information on its website, nor does it have a phase-out strategy for hazardous substances. Mitsubishi is a member of Responsible Care but does not follow voluntary standards of good conduct
Over the last ten years, Mitsubishi has been involved in a couple of controversies regarding data manipulation. In 2010, Mitsubishi was found to have manipulated clinical testing data, and a year later, the company was found to have sold new medicine without complete testing. In 2010, it was also revealed that the Japanese company had manipulated wastewater data. As a result of the investigation, several more wastewater data manipulation cases were found.
Download detailed information on controversies (PDF, 100 KB)How did we come to this score?
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