2-Propanol, 1-butoxy-3-(2-propen-1-yloxy)-

Short-term toxicity to aquatic invertebrates

Link to relevant study record(s)

Reference

Endpoint:

short-term toxicity to aquatic invertebrates

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)

Version / remarks:

April 2004

Deviations:

no

Qualifier:

according to guideline

Guideline:

EU Method C.2 (Acute Toxicity for Daphnia)

Version / remarks:

EC No. 440/2008

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Specific details on test material used for the study:

Physical state/Appearance: Brown Liquid
Batch: 15B26
Purity: 81.7%
Expiry Date: 01 August 2016
Storage Conditions: Room temperature, in the dark, under nitrogen

Analytical monitoring:

yes

Vehicle:

yes

Test organisms (species):

Daphnia magna

Test type:

static

Water media type:

other: reconstituted water

Remarks:

ISO medium

Limit test:

no

Total exposure duration:

48 h

Hardness:

250 mg/L as CaCo3

Test temperature:

18 - 22 deg C

pH:

7.8

Dissolved oxygen:

approximately air-saturation value

Reference substance (positive control):

yes

Remarks:

Potassium dichromate 0.32 - 3.2 mg/L. NOEC 24/48h = 0.56/0.32 mg/L LOEC 24/48h = 1.0/0.56

Key result

Duration:

48 h

Dose descriptor:

EC50

Effect conc.:

240 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mortality

Key result

Duration:

48 h

Dose descriptor:

NOEC

Effect conc.:

100 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mortality

Key result

Duration:

48 h

Dose descriptor:

LOEC

Effect conc.:

200 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mortality

Validity criteria fulfilled:

yes

Conclusions:

Time Point (Hours): 48
EC50(mg/L): 240
95% confidence limits (mg/L): 190-310
NOEC (mg/L): 100
LOEC (mg/L): 200

Description of key information

Time Point (Hours)              EC₅₀(mg/L)              95% confidence limits (mg/L)              NOEC (mg/L)              LOEC (mg/L)

48                                          240                            190-310                                                  100                            200

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates

Effect concentration:

240 mg/L