Tin sulphate

Toxicity to terrestrial plants

Administrative data

Endpoint:

toxicity to terrestrial plants: long-term

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2016

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2016

Report date:

2017

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 208 (Terrestrial Plants Test: Seedling Emergence and Seedling Growth Test)

Version / remarks:

-

Deviations:

no

GLP compliance:

yes

Test material

Test material information

Constituent 1

Reference substance name:

stannous sulphate

IUPAC Name:

stannous sulphate

Test material form:

solid: crystalline

Details on test material:

see attached CA in study report

Sampling and analysis

Analytical monitoring:

not required

Details on sampling:

see attached study report

Test substrate

Vehicle:

no

Details on preparation and application of test substrate:

see attached study report

Test organisms

1

Species:

Avena sativa

Plant group:

Monocotyledonae (monocots)

Details on test organisms:

see attached study report

2

Species:

Allium cepa

Plant group:

Monocotyledonae (monocots)

Details on test organisms:

see attached study report

3

Species:

Beta vulgaris

Plant group:

Dicotyledonae (dicots)

Details on test organisms:

see attached study report

4

Species:

Brassica napus

Plant group:

Dicotyledonae (dicots)

Details on test organisms:

see attached study report

5

Species:

Daucus carota

Plant group:

Dicotyledonae (dicots)

Details on test organisms:

see attached study report

6

Species:

Glycine max (G. soja)

Plant group:

Dicotyledonae (dicots)

Details on test organisms:

see attached study report

Study design

Test type:

seedling emergence and seedling growth test

Study type:

laboratory study

Substrate type:

natural soil

Total exposure duration:

14 d

Remarks:

14 to 21 days after 50 % emergence of the seedlings in the control group, from 2016-11-21 to 2016-12-12; onion and carrot prolonged until 2016-12-19

Post exposure observation period:

see attached study report

Justification for exposure duration:

see attached study report

Test conditions

Test temperature:

see attached study report

pH:

see attached study report

Moisture:

see attached study report

Details on test conditions:

see attached study report

Nominal and measured concentrations:

see attached study report

Reference substance (positive control):

no

Results and discussion

Effect concentrations

Effect concentrations 1

Key result

Species:

Avena sativa

Duration:

21 d

Dose descriptor:

NOEC

Effect conc.:

>= 10 000 mg/kg soil dw

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

other: no effect fregistered (Shoot Height, Shoot Fresh Weight, Number of Emerged Seedlings)

Effect concentrations 2

Key result

Species:

Allium cepa

Duration:

28 d

Dose descriptor:

NOEC

Effect conc.:

>= 1 000 mg/kg soil dw

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

other: no effect fregistered (Shoot Height, Shoot Fresh Weight, Number of Emerged Seedlings)

Effect concentrations 3

Key result

Species:

Beta vulgaris

Duration:

21 d

Dose descriptor:

NOEC

Effect conc.:

125 mg/kg soil dw

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

other: Shoot Fresh Weight:

Effect concentrations 4

Key result

Species:

Brassica napus

Duration:

21 d

Dose descriptor:

NOEC

Effect conc.:

>= 1 000 mg/kg soil dw

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

other: no effect fregistered (Shoot Height, Shoot Fresh Weight, Number of Emerged Seedlings)

Effect concentrations 5

Key result

Species:

Daucus carota

Duration:

28 d

Dose descriptor:

NOEC

Effect conc.:

125 mg/kg soil dw

Nominal / measured:

meas. (initial)

Conc. based on:

test mat.

Basis for effect:

other: Shoot Height

Effect concentrations 6

Key result

Species:

Glycine max (G. soja)

Duration:

21 d

Dose descriptor:

NOEC

Effect conc.:

>= 1 000 ng/kg soil dw

Nominal / measured:

nominal

Conc. based on:

test mat.

Basis for effect:

other: no effect fregistered (Shoot Height, Shoot Fresh Weight, Number of Emerged Seedlings)

Details on results:

see attached study report

Results with reference substance (positive control):

see attached study report

Reported statistics and error estimates:

see attached study report

Any other information on results incl. tables

see attached study report

Applicant's summary and conclusion

Validity criteria fulfilled:

yes

Conclusions:

No test item related visual phytotoxic effects and mortality occurred during the test period for all tested plant species.