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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2017-04-11
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Principles of method if other than guideline:
The substance was mixed as a 10 % (w/w) solution with water and pH was determined on the mixture using a combined glass electrode.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2'-oxydiethanol
EC Number:
203-872-2
EC Name:
2,2'-oxydiethanol
Cas Number:
111-46-6
Molecular formula:
C4H10O3
IUPAC Name:
(2-hydroxyethoxy) ethan-2-ol
Constituent 2
Chemical structure
Reference substance name:
Diethylene glycol 6-hydroxyhexanoate
Molecular formula:
C10H20O5
IUPAC Name:
Diethylene glycol 6-hydroxyhexanoate
Constituent 3
Chemical structure
Reference substance name:
Diethylene glycol di-6-hydroxyhexanoate
Molecular formula:
C16H30O7
IUPAC Name:
Diethylene glycol di-6-hydroxyhexanoate
Constituent 4
Chemical structure
Reference substance name:
Diethylene glycol tri-6-hydroxyhexanoate
Molecular formula:
C22H40O9
IUPAC Name:
Diethylene glycol tri-6-hydroxyhexanoate
Constituent 5
Chemical structure
Reference substance name:
Diethylene glycol tetra-6-hydroxyhexanoate
Molecular formula:
C28H50O11
IUPAC Name:
Diethylene glycol tetra-6-hydroxyhexanoate
Constituent 6
Chemical structure
Reference substance name:
Diethylene glycol penta-6-hydroxyhexanoat
Molecular formula:
C34H60O13
IUPAC Name:
Diethylene glycol penta-6-hydroxyhexanoat
Constituent 7
Chemical structure
Reference substance name:
Diethylene glycol hexa-6-hydroxyhexanoate
Molecular formula:
C40H70O15
IUPAC Name:
Diethylene glycol hexa-6-hydroxyhexanoate
Test material form:
liquid: viscous
Details on test material:
Appearance viscous, colorless liquid
CAS No. 36890-68-3
EINECS-No. 500-092-7

Results and discussion

pH value
Key result
pH value:
5
Temp.:
20 °C
Concentration:
10 vol%

Applicant's summary and conclusion

Executive summary:

pH: 5.0 as a 10 % (w/w) solution with water