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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Study period:
120 days
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Curcuma longa, ext.
EC Number:
283-882-1
EC Name:
Curcuma longa, ext.
Cas Number:
84775-52-0
Molecular formula:
C15H22O
IUPAC Name:
(6S)-2-methyl-6-(4-methylphenyl)hept-2-en-4-one and 2-Methyl-6-(4-methylcyclohexa-2,4-dien-1-yl)hept-2-en-4-one and 2-methyl-6-(4-methylidene-1-cyclohex-2-enyl)hept-2-en-4-one
Test material form:
liquid: viscous

Test solutions

Vehicle:
yes

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
other: Natural water ( Ground Water)
Limit test:
yes
Total exposure duration:
48 h

Test conditions

Hardness:
200mg/L
pH:
7.7 - 8.0
Dissolved oxygen:
7.92mg/L
Conductivity:
0.23

Results and discussion

Effect concentrations
Key result
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
21.94 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
behaviour

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Executive summary:

Acute Immobilisation test for Turmeric Oil was performed in Daphnia magna in Compliance with the OECD guidelines for Testing of Chemicals  No. 202