Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
139-13-9 2-1276 Nitrilotriacetic acid


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Canceled - Priority Assessment Chemical Substances  37  Nitrilotriacetic acid  2024/03/29   
Existing chemical substances  -  Nitrilotriacetic acid     
Type II Monitoring Chemical Substances (before amendment in FY 2009)  802  nitrilotriacetate  2004/07/02   


Screening Info

Publication year Human health effect Ecological effect Detailed assessment by experts Remarks
Exposure Class Hazard Class Priority Exposure Class Hazard Class Priority
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).
2010 4 2 Medium - - - Result of detailed assessment by experts on human health effect, it has been selected as Priority Assessment Chemical Substances (PACSs). Assessment has been conducted by the serial number of Type II 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  2024/03/29  37  2-1276  Nitrilotriacetic acid
PACS  2011/04/01  37  2-1276  Nitrilotriacetic acid 
Human health effect:x
Ecological effect:
detailed assessment by experts for:Human health effect


No. 37

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
2023/04/01 Risk Assessment Phase 1-I (human health effect)
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





Published information

publication source publication date Chemical Substance Name Published Result Judgement Remarks
Official Bulletin of Economy, Trade and Industry 2003/01/17 2,2',2''-nitrilotriacetic acid Chemical substance determinated to be persistent but not highly bioaccumulative




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