Stoff	Linuron
Literaturtitel	International Register of Potentially Toxic Chemicals - COPYRIGHT 1990 UNEP -
Organismus	Myriophyllum spicatum
Habitat	Wasser
Prüfart	Photosynthese
Endpunkt	-
Standard	-
Dauer Parameter Wert Bezug nominal / analytisch 4  w EC0 = 0,005  mg/l Dauer (norm.) Wert (norm.) 28  d EC0 = 5  µg/l
Testmedium	-
pH		Temperatur
Dynamik		Wasserhärte
Methodenlisting
Zusammenfassung --- TEST DESCRIPTION --- study : LAB ¦Organism¦Medium¦Spec.¦Route¦Lifest.¦S¦Exposed ¦Controls ¦ ¦PLANT ¦AQ ¦ESTUA¦ ¦ ¦ ¦10/DOSE ¦20 ¦ ¦ ¦SED ¦ESTUA¦ ¦ ¦ ¦ ¦ ¦ species/strain : MYRIOPHYLLUM SPICATUM IN ESTUARINE MICROCOSM ¦Exposure dose/concen.¦Unit ¦Specification¦Type ¦ ¦0.005 ¦1.0 ¦MG/L ¦ ¦ ¦ ¦Exp. period¦Unit¦Frequency¦Unit ¦ ¦4 ¦4 ¦WK ¦ ¦ ¦ ¦ exposure comments : 0.05, 0.08 (CALCULATED EC50 NOT AN EXPOSURE CONCENTRATION), 0.10 AND 0.5 WERE ALSO TESTED purity grade : TG vehicle/solvent : METHANOL temperature (C): 21.5 - 21.5 diss. oxygen (%): >3 - >4 salinity (%): 0.9 - 0.9 geographical area : USA E test method : RECIRCULATING WATER, PHOTOPERIOD = 14H AT 150-200UE/M2/S PERIODIC AERATION MICROSCOSM ACCLIMATIZED FOR 7-8WK OXYGEN EVOLUTION --- TEST RESULTS --- ¦Organ¦Effe.¦S¦PM¦Ti.of Onset¦Exposed¦Controls¦ ¦ ¦NEF ¦ ¦ ¦ ¦ ¦ ¦ ¦ ¦ PHOTOSYNTHESIS AT 0.005MG/L ¦ ¦PHOTO¦ ¦ ¦ ¦ ¦ ¦50% ¦ ¦ INHIBITION OF PHOTOSYNTHESIS (EC50) AT 0.080MG/L
Memos
Bemerkung	Primärquelle, angegeben von IRPTC: --- REFERENCES --- CBPKW*, SUBMERGED AQUATIC VEGETATION IN THE UPPER CHESAPEAKE BAY, , , III-1, 1984, KEMP,W.M. ET AL.