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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Zinc bis[p-toluenesulphinate]
EC Number:
246-181-1
EC Name:
Zinc bis[p-toluenesulphinate]
Cas Number:
24345-02-6
Molecular formula:
C14H14O4S2Zn
IUPAC Name:
zinc bis(4-methylbenzenesulfinate)
Test material form:
solid: particulate/powder

Test solutions

Vehicle:
yes
Remarks:
M4 Medium

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Total exposure duration:
48 h

Test conditions

Hardness:
220 mg/L
Test temperature:
20.0-20.2 degree centigrade
pH:
7.29-8.01
Dissolved oxygen:
7.98-8.49 mg/L

Results and discussion

Effect concentrations
Key result
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 15.88 - < 18.01 mg/L
Conc. based on:
test mat. (dissolved fraction)

Applicant's summary and conclusion