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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
short-term toxicity to fish
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: Test procedure is in accordance with national standard methods with acceptable restrictions.

Data source

Reference
Reference Type:
publication
Title:
Aquatic environmental safety assessment for a nonphosphate detergent builder.
Author:
Maki AW and Macek KJ
Year:
1978
Bibliographic source:
Environ. Sci. Technol. 12, 573-580

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Methods for Acute Toxicity Tests with Fish, Macroinvertebrates, and Amphibians. EPA 660/3-75/009 (1975)
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Automatically generated during migration to IUCLID 6, no data available
IUPAC Name:
Automatically generated during migration to IUCLID 6, no data available
Details on test material:
- Name of test material (as cited in study report): Type A Zeolite
- Chemical name: Zeolite, cuboidal, crystalline, synthetic, non-fibrous
- Framework: cuboidal
- Related CAS number: 1318-02-1
- Analytical purity: no data
- Surface modified with Ca2+, Mg2+ and K+ ions. Analysis by atomic adsorption indicated that 90% existed in the Ca2+-modified form with a total of 10% as Mg2+, Na+ and K+ salts.

Sampling and analysis

Analytical monitoring:
yes

Test solutions

Vehicle:
no
Details on test solutions:
Continuous gentle stirring was achieved by a motor-driven stirrer providing a water current through perforated tubing holes to keep the test substance in suspension.

Test organisms

Test organisms (species):
Pimephales promelas
Details on test organisms:
TEST ORGANISM
- Common name: fathead minnows
- Source: acquired from a hatchery in Arkansas
- Age at study initiation (mean and range, SD):
- Length at study initiation (mean): 53 mm
- Weight at study initiation (mean): 1.3 g

ACCLIMATION
- Acclimated to laboratory test conditions for a minimum of 30 days prior to testingcclimation period:

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
96 h

Test conditions

Hardness:
35 mg/l CaCO3
Test temperature:
21 +- 1°C
pH:
7.1
Dissolved oxygen:
oxygen content above 6 mg/l.
Nominal and measured concentrations:
Concentrations up to 680 mg/L were tested (not further specified).
Details on test conditions:
TEST SYSTEM
- Test vessel: 19.6 L glass container, kept in water baths
- No. of organisms per vessel: 10, fish per concentration were added to each test container within 30 min. after the compound was added
- No. of vessels per concentration (replicates): no data
- No. of vessels per control (replicates): 10
- No. of vessels per vehicle control (replicates): no data
- No feeding during the test and 48 h prior to testing.

TEST MEDIUM / WATER PARAMETERS
- Dilution water was reconstituted deionized water, a control with dilution water only was maintained.

OTHER TEST CONDITIONS
- Not aerated

EFFECT PARAMETERS MEASURED (with observation intervals if applicable) :
- Mortality

Results and discussion

Effect concentrations
Duration:
96 h
Dose descriptor:
NOEC
Effect conc.:
> 680 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)

Any other information on results incl. tables

Sublethal observations / clinical signs:

Test organisms exhibited no mortality up to 680 mg/L.

Applicant's summary and conclusion