Registration Dossier

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:
2011
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
publication
Title:
Larvicidal Activity of Myrtaceae Essential Oils and Their Components Against Aedes aegypti, Acute Toxicity on Daphnia Magna and Aqueous Residue
Author:
Hye-Mi Park, Junheon Kim, Kyu-Sik Chang, Byung-SeokKim, Yu-Jung Yang, Gil-Hah Kim, Sang-Chul Shin and Il-Kwon Park
Year:
2011
Bibliographic source:
Park et al., Larvicidal Activity of Myrtaceae Plant Essential Oils, J. Med. Entomol. 48(2): 405-410 (2011)

Materials and methods

Principles of method if other than guideline:
Acute Toxicity on Daphnia magna were conducted according to standard methods of the United States Environmental Protection Agency (USEPA 2002).
GLP compliance:
not specified
Remarks:
GLP compliance not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
not specified
Total exposure duration:
48 h

Test conditions

Test temperature:
Temperature maintained at 20 +/- 1 C.

Results and discussion

Effect concentrations
Key result
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
0.73 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
not specified

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
Among the constituents tested, allyl isothiocyanate was the most toxic within a 50 % effective concentration value of 0.735 mg/L.