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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07.01.2013 to 23.01.2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: by pH meter
Principles of method if other than guideline:
Measured as negative log of Hydrogen Ion concentration using pH meter & appropriate Buffers of pH 4 & 9
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Sorbitan monostearate, ethoxylated
EC Number:
500-020-4
EC Name:
Sorbitan monostearate, ethoxylated
Cas Number:
9005-67-8
Molecular formula:
C64-H126-O26 Unspecified
IUPAC Name:
Sorbitan monostearate, ethoxylated
Test material form:
solid
Details on test material:
- Name of test material (as cited in study report): Sorbitan monostearate,ethoxylated
- Substance type: organic
- Physical state: Solid

Results and discussion

pH value
Key result
pH value:
5.91
Temp.:
23 °C
Concentration:
1 vol%
Remarks on result:
other: No other detail available

Applicant's summary and conclusion

Conclusions:
1% by volume solution of test chemical was determine to exhibit a pH of 5.91 at 23 deg C. Thus 1% by volume solution of test chemical is slightly acidic in nature.
Executive summary:

1% by volume solution of test chemical was determine to exhibit a pH of 5.91 at 23 deg C. Thus 1% by volume solution of test chemical is slightly acidic in nature.