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Ecotoxicological information

Toxicity to terrestrial arthropods

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Administrative data

Endpoint:
toxicity to terrestrial arthropods: short-term
Type of information:
experimental study
Adequacy of study:
disregarded due to major methodological deficiencies
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: No standard method, no detailed information on test chemical, no detailed information on results obtained.

Data source

Reference
Reference Type:
publication
Title:
The toxicity and repellency action of some derivatives of picramic acid and of toluenesulfonyl chloride to the greenhouse leaf tier
Author:
Metcalf, R. l. and Kearns, C. W.
Year:
1941
Bibliographic source:
Journal of economic entomology, Vol. 34, No. 2, p. 306-309

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
A specified surface of Calendula was dusted with test compound. One larvae per leaf was places on the surface and allowed to feed for 48h. The larvae were then transferred to fresh untreated leaf sections and observed for mortality for 24h.
GLP compliance:
no
Application method:
other: leaf surface

Test material

Reference
Name:
Unnamed
Type:
Constituent

Sampling and analysis

Analytical monitoring:
no

Test substrate

Vehicle:
no

Test organisms

Test organisms (species):
other: Phlyctaenia rubigalis

Study design

Study type:
laboratory study
Limit test:
yes
Total exposure duration:
48 h

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
LC0
Effect conc.:
4.7 other: mg eaten per gram of larval weight
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified