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m-Cresol - ipcs inchem

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OECD SIDS<br />

m-CRESOL<br />

3. ENVIRONMENTAL FATE AND PATHWAYS ID: 108-39-4<br />

DATE: 24.05.2004<br />

Reliability : (2) valid with restrictions<br />

basic data given<br />

Flag : Critical study for SIDS endpoint<br />

10.05.2004 (30)<br />

Type : adsorption<br />

Media : water - soil<br />

Air : % (Fugacity Model Level I)<br />

Water : % (Fugacity Model Level I)<br />

Soil : % (Fugacity Model Level I)<br />

Biota : % (Fugacity Model Level II/III)<br />

Soil : % (Fugacity Model Level II/III)<br />

Method : other: batch equilibrium method similar to OECD Guideline 106<br />

Year : 1982<br />

Remark : Koc value was determined for clay loam soil<br />

Result : Koc=34.58<br />

Test condition : Soil: Brookston clay loam soil, collected from top 15 cm,<br />

air-dried, 5.10% organic matter, pH 5.7<br />

soil/solution ratio 1:10<br />

TS concentrations 5, 10, 20, 30, 50 mg/l, deoxygenated by<br />

purging with N2<br />

triplicate samples, temp. 20+-1 degrees C, incubation period 24 h<br />

Reliability : (2) valid with restrictions<br />

Test procedure comparable to standard method and in<br />

accordance with general accepted scientific standards;<br />

sufficient documentation<br />

Flag : Critical study for SIDS endpoint<br />

10.05.2004 (31)<br />

3.3.2 DISTRIBUTION<br />

Media : air - biota - sediment(s) - soil - water<br />

Method : Calculation according Mackay, Level I<br />

Year : 2001<br />

Result : Calculated distribution between environmental compartments:<br />

Air: 2.33 %<br />

water: 96.32 %<br />

soil: 0.69 %<br />

bottom sediment: 0.65 %<br />

suspended sediment: 0.001 %<br />

biota: 0.0004 %<br />

Test condition : data used in calculation<br />

temperature (°C): 25<br />

molar mass (g/mol): 108.14<br />

vapor pressure (Pa): 14.7<br />

water solubility (g/l): 22.7<br />

log Kow: 1.96<br />

volumes in unit world (m3)<br />

air: 6 000 000 000<br />

water: 7 000 000<br />

soil: 45 000<br />

sediment: 21 000<br />

susp. sediment: 35<br />

biota (fish): 7<br />

Reliability : (2) valid with restrictions<br />

78<br />

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