Substance Data

Chemical Substances Information

CAS RN MITI Number Chemical Substance Name Chemical Structure
540-82-9 2-3231 Ethyl hydrogen sulfate


Regulatory Classification

Regulatory Classification Cabinet Order No./Registration No. Chemical Substance Name date Remarks
Canceled - Priority Assessment Chemical Substances  244  Ethyl hydrogen sulfate  2025/03/31   
Newly Announced Chemical Substances (notified by March 31, 2011)  964  Ethyl hydrogen sulfate  1983/03/07   


Screening Info

Publication year Human health effect Ecological effect Detailed assessment by experts Remarks
Exposure Class Hazard Class Priority Exposure Class Hazard Class Priority
2023 4 - - - - - Assessment has been conducted by the serial number of Priority Assessment Chemical Substances (PACSs).
2018 4 - - 4 - - Assessment has been conducted by the MITI number.
2017 3 - - 3 - - Assessment has been conducted by the MITI number.
2016 Out of classification - - Out of classification - - Assessment has been conducted by the MITI number.
2015 4 - - 4 - - Assessment has been conducted by the MITI number.


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  2025/03/31  244  2-3231  Ethyl hydrogen sulfate
PACS  2019/04/01  244  2-3231  Ethyl hydrogen sulfate 
Human health effect:
Ecological effect:x
detailed assessment by experts for:


No. 244

Risk Assessment Phase 1-I

publication date Status of risk assessment publication source Remarks
2024/04/01 Risk Assessment Phase 1-I (ecological effect)
2023/04/01 Risk Assessment Phase 1-I (ecological effect)
2022/04/01 Risk Assessment Phase 1-I (ecological effect)
2021/04/01 Risk Assessment Phase 1-I (ecological effect)
2020/04/01 Risk Assessment Phase 1-I (ecological effect)
2019/04/01 Risk Assessment Phase 1-I (ecological effect)





Manufactured and/or imported quantities

Fiscal year MITI Number Registration No. Chemical Substance Name Classification Manufactured and/or imported quantities (t) Remarks
2022 2-3231 244 Ethyl hydrogen sulfate Priority Assessment Chemical Substances (PACSs) 1,692
2021 2-3231 244 Ethyl hydrogen sulfate Priority Assessment Chemical Substances (PACSs) 1,560
2020 2-3231 244 Ethyl hydrogen sulfate Priority Assessment Chemical Substances (PACSs) 1,408
2019 2-3231 244 Ethyl hydrogen sulfate Priority Assessment Chemical Substances (PACSs) 1,203
2017 2-3231 Ethyl hydrogen sulfate General chemical substance 1 - < 1,000
2016 2-3231 Ethyl hydrogen sulfate General chemical substance 1 - < 1,000
2015 2-3231 Ethyl hydrogen sulfate General chemical substance 1 - < 1,000
2014 2-3231 Ethyl hydrogen sulfate General chemical substance 1 - < 1,000
2013 2-3231 Ethyl hydrogen sulfate General chemical substance 1 - < 1,000


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