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Substance Data

Chemical Substances Information

CAS RN	MITI Number	Chemical Substance Name	Chemical Structure
92202-34-1	9-2038	Potassium salt of [alkane(C=16-18) hydroxy and alkene(C=16-18)]sulfonic acid	-

Regulatory Classification

Regulatory Classification	Cabinet Order No./Registration No.	Chemical Substance Name	date	Remarks
Priority Assessment Chemical Substances (PACSs)	281	Potassium octadecenesulfonate or potassium hydrogen octadecenedisulfonate or potassium hydroxyoctadecanesulfonate or dipotassium octadecenedisulfonate	2024/04/01	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.
Priority Assessment Chemical Substances (PACSs)	282	Potassium hydrogen hexadecenedisulfonate or potassium hydroxyhexadecanesulfonate or potassium hexadecenesulfonate or dipotassium hexadecenedisulfonate	2024/04/01	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.
Existing chemical substances	-	Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid		If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this MITI Number.

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
PACS	2024/04/01	282	9-2038	Potassium hydrogen hexadecenedisulfonate or potassium hydroxyhexadecanesulfonate or potassium hexadecenesulfonate or dipotassium hexadecenedisulfonate	Human health effect: Ecological effect:x detailed assessment by experts for:	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.
PACS	2024/04/01	281	9-2038	Potassium octadecenesulfonate or potassium hydrogen octadecenedisulfonate or potassium hydroxyoctadecanesulfonate or dipotassium octadecenedisulfonate	Human health effect: Ecological effect:x detailed assessment by experts for:	If a chemical substance of the above CAS RN fulfills a certain condition, it corresponds to this Registration Number.

No.

282

Risk Assessment Phase 1-I

publication date	Status of risk assessment	publication source	Remarks
2025/04/01	Risk Assessment Phase 1-I (ecological effect)
2024/04/01	Risk Assessment Phase 1-I (ecological effect)

No.

281

Risk Assessment Phase 1-I

publication date	Status of risk assessment	publication source	Remarks
2025/04/01	Risk Assessment Phase 1-I (ecological effect)
2024/04/01	Risk Assessment Phase 1-I (ecological effect)

Documents

Manufactured and/or imported quantities

Fiscal year	MITI Number	Registration No.	Chemical Substance Name	Classification	Manufactured and/or imported quantities (t)	Remarks
2023	9-2038		Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid	General chemical substance	1 - < 1,000
2022	9-2038		Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid	General chemical substance	1 - < 1,000
2021	9-2038		Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid	General chemical substance	1 - < 1,000
2020	9-2038		Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid	General chemical substance	1 - < 1,000
2019	9-2038		Salt (K, Na) of hydroxyalkane (C=8-24) sulfonic acid	General chemical substance	1 - < 1,000

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