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Ecotoxicological information

Long-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
long-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Study period:
February 2, 1990
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
1990

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: ASTM E 729-80 Standard Practice for Conducting Acute Toxicity Tests with Fishes, Macroinvertebrates, and amphibians
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Test organisms

Test organisms (species):
Ceriodaphnia dubia

Study design

Test type:
static
Water media type:
freshwater

Test conditions

Hardness:
154 mg/L
Test temperature:
25 °C
pH:
8.1
Dissolved oxygen:
7.3 mg/L
Salinity:
92 mg/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
7 d
Dose descriptor:
NOEC
Effect conc.:
3.64 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
reproduction
Duration:
7 d
Dose descriptor:
LOEC
Effect conc.:
6.01 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
reproduction

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The NOEC, LOEC, and chronic value for C. dubia, based on impairment of reproduction, were 3.64, 6.01 and 4.68 mg/L, respectively. RDX had no adverse effect on survival of C. dubia during the chronic study.