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Ecotoxicological information

Short-term toxicity to aquatic invertebrates

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Administrative data

Link to relevant study record(s)

Description of key information

- 48h-EC50: 202 ug/l (freshwater medium)
- 96h-LC50: >1.0 mg/l (saltwater medium)

Key value for chemical safety assessment

EC50/LC50 for freshwater invertebrates:
0.202 mg/L

Additional information

The available studies on short-term aquatic toxicity of tBuTPP towards invertebrates are listed in the table below:

 

Guideline

Test species

Endpoint

Result

Remarks

OECD 202

Mysidopsis bahia (saltwater)

96h-LC50

>1.0 mg/l Syn-o-Ad 8470

Supporting study, GLP, rel. 2

OECD 202

Mysidopsis bahia (saltwater)

96h-LC50

0.39 mg/l Syn-o-Ad 8485

Supporting study, GLP, rel. 3

EPA-660/3 -75 -009

Paratanytarsus parthenogenetica (freshwater)

48h-LC50

6.26 mg/l Santicizer 154

Supporting study, GLP, rel. 3

ASTM committee E-35 on pesticides, 1979. Proposed standard practice for conducting basic acute toxicity tests with fishes, macroinvertebrates, and amphibians. Draft No. 9.

Mysidopsis bahia (saltwater)

96h-LC50

2.5 mg/l S-154

Supporting study, rel. 2

EPA-660/3 -75 -009

Daphnia magna (freshwater)

48h-LC50

0.2 mg/l S-154

Supporting study, rel. 3

EPA-660/3 -75 -009

Chironomus tentans (freshwater)

48h-LC50

1.9 mg/l Santicizer 154

Supporting study, rel. 2

Field study

Daphnia magna (freshwater)

48h-EC50

202 ug/l S-154

Key study, rel. 2

EPA-660/3 -75 -009

Daphnia magna (freshwater)

Gammarus pseudolimnaeus (freshwater)

Chironomus plumosus (freshwater)

48h-EC50

48h-EC50

48h-EC50

2.9 mg/l Fyrquel GT

1.4 mg/l Fyrquel GT

1.8 mg/l Fyrquel GT

Supporting study, rel. 2

No data

Paratanytarsus dissimilis (freshwater)

48h-LC50

>3.78 mg/l S-154

Supporting study, rel. 3

OECD 202

Daphnia magna

48h-EC50

343 ug/l S-154

Supporting study, rel. 2