p-cresol

Toxicity to aquatic plants other than algae

Administrative data

Endpoint:

toxicity to aquatic plants other than algae

Type of information:

experimental study

Adequacy of study:

other information

Reliability:

3 (not reliable)

Rationale for reliability incl. deficiencies:

other: Methodological deficiencies. Most test conditions not indicated. No information about application mode, number of plants, controls, test concentrations, statistics, analytics.

Data source

Reference

Reference Type:

publication

Title:

Submerse Wasserpflanzen als Testorganismen für Belastungsstoffe

Author:

Nobel W, Mayer T, Kohler A

Year:

1983

Bibliographic source:

Z. Wasser Abwasser Forsch. 16 (3), 87-90

Materials and methods

Principles of method if other than guideline:

static bioassay

GLP compliance:

no

Test material

Test material information

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:

IUCLID4 Test substance: other TS: p-cresol, no purity reported

Sampling and analysis

Analytical monitoring:

no

Test organisms

Test organisms (species):

other: other aquatic plant: Potamogeton coloratus

Results and discussion

Effect concentrations

Effect concentrations 1

Duration:

21 d

Dose descriptor:

NOEC

Effect conc.:

< 0.22 mg/L

Basis for effect:

other: photosynthesis

Effect concentrations 2

Duration:

21 d

Dose descriptor:

LOEC

Effect conc.:

0.22 mg/L

Basis for effect:

other: photosynthesis

Effect concentrations 3

Duration:

21 d

Dose descriptor:

EC50

Effect conc.:

> 1.08 mg/L

Basis for effect:

other: photosynthesis