Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
toxicity to microorganisms
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guideline study with acceptable restrictions.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1990
Report date:
1990

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: DIN 38412 Part 27
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Pentacarbonyliron
EC Number:
236-670-8
EC Name:
Pentacarbonyliron
Cas Number:
13463-40-6
Molecular formula:
C5FeO5
IUPAC Name:
pentacarbonyliron
Details on test material:
Pentacarbonyliron
CAS: 13463-40-6
Purity: no data

Sampling and analysis

Analytical monitoring:
no

Test organisms

Test organisms (species):
Pseudomonas putida

Study design

Test type:
static
Water media type:
freshwater
Total exposure duration:
30 min

Test conditions

Details on test conditions:
Type: aquatic

Results and discussion

Effect concentrationsopen allclose all
Duration:
30 min
Dose descriptor:
other: EC90
Effect conc.:
> 10 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other: oxygen consumption
Duration:
30 min
Dose descriptor:
EC10
Effect conc.:
> 10 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other: oxygen consumption
Duration:
30 min
Dose descriptor:
EC50
Effect conc.:
> 10 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other: oxygen consumption

Any other information on results incl. tables

Nominal 	
conc.
(mg/l) pH Oxygen demand* MW % of control
------------------------------------------------------------
10000 7.02 3.4/2.9 3.15 101.6
5000 7.28 3.3/2.7 3.0 96.8
2500 7.37 3.05/3.15 3.1 100
1250 7.43 3.6/2.9 3.25 104.8
625 7.45 3.1/3.3 3.2 103.2
Contr. 7.59 3.2/2.7 3.1 100
Contr. Sol. 7.59 3.4/3.1 3.1 100
------------------------------------------------------------
*Oxygen demand in mg/l*min

Applicant's summary and conclusion