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m-Cresol - ipcs inchem

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OECD SIDS<br />

m- / p-CRESOL MIXTURE<br />

4. ECOTOXICITY ID: 15831-10-4<br />

DATE: 24.05.2004<br />

chemicals.<br />

12.05.2004 (79)<br />

Type : aquatic<br />

Species : Photobacterium phosphoreum (Bacteria)<br />

Exposure period : 15 minute(s)<br />

Unit : mg/l<br />

EC50 : 8<br />

Analytical monitoring : no<br />

Method : other: Microtox assay<br />

Year : 1987<br />

GLP : no<br />

Test substance : other TS: m-cresol, analytical grade (either from Merck or EGA Chemie)<br />

Remark : Not enough information supplied for assessment of the test<br />

used (Test done according to Beckman manual). Although it is<br />

suggested that Microtox may lack reproducibility due to<br />

variations in bacterial cell suspensions [Bitton G (1983)<br />

Bacterial and Biochemical Tests for Assessing Chemical<br />

Toxicity in the Aquatic Environment: A Review. Crit Rev<br />

Environ Control 13: 51 -67], no information is supplied on<br />

the maintenance of the lyophilized bacteria, their age,<br />

duration of reconstitution and other important parameters.<br />

Reliability : (3) invalid<br />

Unsuitable test system. Organisms are of marine origin.<br />

Method is not appropriate for the hazard assessment of<br />

chemicals.<br />

12.05.2004 (80)<br />

Type : aquatic<br />

Species : other bacteria: Photobacterium (Vibrio) fischeri (marine)<br />

Exposure period : 5 minute(s)<br />

Unit : mg/l<br />

EC50 : 8.2<br />

Analytical monitoring : no<br />

Method : other: Microtox assay<br />

Year : 1981<br />

GLP : no<br />

Test substance : other TS: m-cresol, no purity reported<br />

Remark : Although it is suggested that Microtox may lack<br />

reproducibility due to variations in bacterial cell<br />

suspensions [Bitton G (1983) Bacterial and Biochemical Tests<br />

for Assessing Chemical Toxicity in the Aquatic Environment:<br />

A Review. Crit Rev Environ Control 13: 51 -67], no<br />

information is supplied on the maintenance of the<br />

lyophilized bacteria, their age, duration of reconstitution<br />

and other important parameters. In contrast to Bulich<br />

[Bulich AA (1977), Aquatic Toxicology: Second conference<br />

ASTM STP 667, American Society for Testing of Materials,<br />

Philadelphia, pp 98 - 106], pH not buffered.<br />

Test condition : 15 degrees C<br />

Reliability : (3) invalid<br />

Unsuitable test system. Organisms are of marine origin.<br />

Method is not appropriate for the hazard assessment of<br />

chemicals.<br />

12.05.2004 (81)<br />

Type : aquatic<br />

Species : Escherichia coli (Bacteria)<br />

Exposure period : 19 day(s)<br />

344<br />

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