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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2005-04-21
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: data from publication
Qualifier:
no guideline followed
Principles of method if other than guideline:
Reviewed data collection only. No guideline or method indicated.
GLP compliance:
not specified
Type of method:
other: not specified
Key result
Water solubility:
850 g/L
Temp.:
25 °C
pH:
>= 4 - <= 6
Details on results:
NA

no remarks

Conclusions:
Based on the review data the water solubility of diammonium persulfate was 850 g/L at 25 °C and pH 4-6. Thus, the test substance was considered very soluble.
Executive summary:

Based on the review data the water solubility of diammonium persulfate was 850 g/L at 25 °C and pH 4 -6. Thus, the test substance was considered very soluble.

Description of key information

Diammonium persulfate was not tested for water solubility. Based on published data, the water solubility of diammonium persulfate was determined at ca. 850 g/L at 25 °C. Thus, the test substance was considered very soluble.

Key value for chemical safety assessment

Water solubility:
850 000 mg/L
at the temperature of:
25 °C

Additional information

Diammonium persulfate was considered very soluble. Based on published data, the following results were obtained for water solubility of diammonium persulfate: 850 g/L (25 °C) (OECD-SIDS Report, 2005) and 740 g/L (50 °C) (NICNAS Report, 2001). As the first value was considered more reliable, it was taken as key value.