Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
2199-69-1 3-41 1,2-Dichloro((2)H4)benzene


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Canceled - Priority Assessment Chemical Substances  52  o-Dichlorobenzene  2023/03/31   
Existing chemical substances  -  Dichlorobenzene     
Type III Monitoring Chemical Substances (before amendment in FY 2009)  23  o-Dichlorobenzene  2006/07/18   
Designated (before amendment)  398  o-Dichlorobenzene  2000/09/22   


Screening Info

Publication year Human health effect Ecological effect Detailed assessment by experts Remarks
Exposure Class Hazard Class Priority Exposure Class Hazard Class Priority
2022 - - - 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2021 - - - 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2020 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2019 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2018 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2017 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2016 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2015 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2014 4 2 Medium Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2010 3 2 High 4 2 Medium Assessment has been conducted by the serial number of Type II Monitoring Chemical Substance (before amendment) and the serial number of Type III Monitoring Chemical Substance (before amendment).


Remarks


Information of Priority Assessment Chemical Substance

Information of designation

Classification Designated date No. MITI No. Name of Priority Assessment Chemical Substance Rationale for designation Remarks
Canceled PACS  2023/03/31  52  3-41  o-Dichlorobenzene
PACS  2011/04/01  52  3-41  o-Dichlorobenzene 
Human health effect:x
Ecological effect:
detailed assessment by experts for:


No. 52

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
2022/04/01 Risk Assessment Phase 1-I (human health effect)
2021/04/01 Risk Assessment Phase 1-I (human health effect)
2020/04/01 Risk Assessment Phase 1-I (human health effect)
2019/04/01 Risk Assessment Phase 1-I (human health effect)
2018/03/22 Risk Assessment Phase 1-I (human health effect)
2016/12/27 Risk Assessment Phase 1-I (human health effect)
2015/11/26 Risk Assessment Phase 1-I
2014/07/31 Risk Assessment Phase 1-I





Manufactured and/or imported quantities

Fiscal year MITI Number Registration No. Chemical Substance Name Classification Manufactured and/or imported quantities (t) Remarks
2022 3-41 Dichlorobenzene General chemical substance 30,000 - < 40,000
2021 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 17,508
2020 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 14,519
2019 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 13,249
2018 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 16,628
2017 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 17,027
2016 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 11,951
2015 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 11,693
2014 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 10,896
2013 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 12,607
2012 3-41 52 o-Dichlorobenzene Priority Assessment Chemical Substances (PACSs) 11,100


Published information

publication source publication date Chemical Substance Name Published Result Judgement Remarks
Official Bulletin of Ministry of International Trade and Industry 1975/08/27 o-dichlorobenzene Chemical substance determinated to be non or not highly bioaccumulative




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