Reaction mass of 1,2-Benzenedicarboxylic acid, 3-sulfo-, ammonium salt (1:3), 4-Sulphophthalic acid, ammonium salt, Ammonium sulphate

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:

short-term toxicity to aquatic invertebrates

Type of information:

migrated information: read-across from supporting substance (structural analogue or surrogate)

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Non-GLP guideline study without anayltical monitoring

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1987

Report date:

1987

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

EU Method C.2 (Acute Toxicity for Daphnia)

GLP compliance:

no

Test material

Test material information

Constituent 1

Reference substance name:

Sulfoisophtalsäure Na-Salz sulfatarm

IUPAC Name:

Sulfoisophtalsäure Na-Salz sulfatarm

Details on test material:

- Name of test material (as cited in study report): Sulfoisophtalsäure Na-Salz sulfatarm
- Analytical purity: 85-88 %; 12-15% water

Specific details on test material used for the study:

Details on properties of test surrogate or analogue material (migrated information):
Data on the aquatic toxicity of ‘4-Sulfophthalic acid, disodium salt’ is used to fill data gaps where data are not available for the submission item. For details on the analogue/category rationale please see respective document attached to section 13 of this technical dossier.

Sampling and analysis

Analytical monitoring:

no

Test solutions

Vehicle:

no

Test organisms

Test organisms (species):

Daphnia magna

Study design

Test type:

static

Water media type:

freshwater

Limit test:

no

Total exposure duration:

48 h

Test conditions

Test temperature:

18.9-20.8 °C

pH:

3.39-8.16

Dissolved oxygen:

7.6 - 9.3 mg/l

Nominal and measured concentrations:

Nominal test concentrations (mg/L):

Details on test conditions:

TEST SYSTEM
- No. of vessels per concentration (replicates): 4
- No. of vessels per control (replicates): 4

Results and discussion

Effect concentrations

Effect concentrations 1

Duration:

48 h

Dose descriptor:

EC0

Effect conc.:

62.5 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mobility

Effect concentrations 2

Duration:

48 h

Dose descriptor:

EC50

Effect conc.:

88.39 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mobility

Remarks on result:

other: 88.39-88.39 mg/l 95% CL

Effect concentrations 3

Duration:

48 h

Dose descriptor:

EC100

Effect conc.:

125 mg/L

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

mobility