m-Cresol - ipcs inchem

OECD SIDS
m-CRESOL
3. ENVIRONMENTAL FATE AND PATHWAYS ID: 108-39-4
DATE: 24.05.2004
Deg. products : 74-82-8 200-812-7 methane
Method : - Sludge from 2 municipal plants
- Methane production monitored
- HPLC to monitor disappearance of substrate
Result : mineralization (related to theoretical methane and CO2
production) was 92% after 4 weeks with the first sludge and
90% after 5 weeks with the second
Test condition : incubation at 35 degrees C in the dark, 10 % sludge inoculum, duplicate
tests
Reliability : (2) valid with restrictions
No standard test procedure, but in accordance with generally
accepted scientific standards and described in sufficient
detail
07.05.2004 (45)
Type : anaerobic
Inoculum : other: anoxic lake sediment
Concentration : .1 mg/l related to Test substance
.8 mg/l related to Test substance
Deg. product :
Method :
Year : 1982
GLP : no
Test substance : other TS: m-cresol, purity > 95 %
Deg. products : 74-82-8 200-812-7 methane
Result : after 29 weeks no significant CH4 or CO2 formation observed
Test condition : incubation at 20 degrees C in the dark with occasional
shaking
Reliability : (2) valid with restrictions
No standard test procedure, but in accordance with generally
accepted scientific standards and described in sufficient
detail
07.05.2004 (45)
Type : anaerobic
Inoculum : other bacteria: acclimatized mixed culture of pentachlorophenol-degrading
bacteria
Concentration : 5 mg/l related to Test substance
related to
Contact time : 29 day(s)
Degradation : (±) % after
Result :
Kinetic of testsubst. : 144 hour(s) 10 %
197 hour(s) 50 %
236 hour(s) 90 %
%
%
Deg. product :
Method : other: Die-away Test
Year : 1990
GLP : no
Test substance : other TS: m-cresol, gas chromatographic grade
Result : 10-day window criteria is met
Reliability : (2) valid with restrictions
No standard test procedure, but in accordance with generally
accepted scientific standards and described in sufficient
detail
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