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Diss Factsheets

Administrative data

Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
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:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Laboratory protocol
Principles of method if other than guideline:
Mixture of a quantity of oil with water then extraction with dichlorometane using a separating funnel. see protocol in section "attached full study report".
GLP compliance:
no
Type of method:
other: separating funnel method with dichloromethane

Test material

Constituent 1
Reference substance name:
Thuya plicata, ext.
EC Number:
305-105-8
EC Name:
Thuya plicata, ext.
Cas Number:
94334-32-4
Molecular formula:
not relevant as a UVCB substance
IUPAC Name:
Thuya plicata, ext.
Test material form:
liquid

Results and discussion

Water solubility
Key result
Water solubility:
ca. 0.056 other: % w/w
Conc. based on:
test mat. (dissolved fraction)
Temp.:
20 °C
pH:
ca. 7
Remarks on result:
other: pH and temp. are estimated values.
Details on results:
0.566 % (w/w) corresponds to a solubility in water of 560 mg/l.

Applicant's summary and conclusion

Conclusions:
moderately soluble (100-1000 mg/L)
Thuya plicata essential oil is moderately soluble in water.