legislation-obligation

Substance Regulatory Obligations

OBL

Potassium sulphite

EC number: 233-321-1

CAS number: 10117-38-1

Last updated: 10/10/2020
ECHA Legislation Regulatory Obligations

Regulatory obligations may exist for this substance under the legislations under ECHA’s remit or for which ECHA has delegated tasks (i.e. REACH, CLP, BPR, PIC, CAD / CMD, WFD, and POPs). Please check the substance Infocard.

Cosmetic Products Regulation

Cosmetic Products Regulation, Annex V - Allowed Preservatives

This list contains substances designated as preservatives which cosmetic products marketed in the European Union may contain. The list contains maximum concentration limits and other restrictions. It also contains special labelling requirements, which outline conditions of use and warnings.

Ref No. Substance Identification Conditions Warning Label Notes  
Name EC Number CAS Product type, body parts Function(s) Restriction(s) Maximum Threshold Qualifier(s) Expressed As
9
Potassium sulfite
233-321-1
10117-38-1
All cosmetic products
Preservative
Maximum concentration value is given for 'Inorganic sulphites and hydrogen sulphites'
0.2 %
As free SO2
(5) For use other than as a preservative, see Annex III, No. 99
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