Document M7VoZyGyZ9681GEM2rGE7jNk

ENVB aubIt f hyda* lo ti *r id , tn 4 h*b. V to ` Astiofton 1M " if full ,* to> onto* >r tuo to *9 water .ar* uomom state** illosto* aflar** iks. W* rtiaW * Park!*-., Rg. ** mA K. Tkoaa Cpaeiae far which flab of vidalj differing velgbts in ndjirt, XarU* fitti had hitter emeantratlea of trace alaaoata than luUtr flak. It -- that n *yr ratter than fwlwtir flab have aero troea elmaat eostaata. Variations la !?!>' lwent lavala found La tbla study probably raflaet dlffaraaeaa betwaca species ibt 4iffiraoeaa is ilia, Ufa histories, llatuy habits, Ml seaaeatrutloe la tha aortas uu-un or roLTan.ORi)UTxo txniim. (aroclo* 123*) in ns> nan am Alabama umvoit AMO STREAM. Chona-1 Paul Lo. Mary U. vittar. Robert S. Balaam, ^ftll I. Cunning, and Ana C. Anderson. Tulaoa Univaralty School of telle Health aad itglcal Hadicina, 1430 Tulana Avenue, Now Orlaana, LA 70112. Ooca Ina an alght yaar (1909-1974) fluid atudy for ?C8'a (Araclor 1234) In flab alaag Cteeealoco Craak and Logon Martin Reservoir In Alnbaaa warn aaalysad. IWo edmleesl yaara af coilacting fluid data completed tha atudy. four flab collecting otatlvna ri aatabllahed. Station #1 was a control atatloa alien shave tha oawtb af Snow freak (which la know aa tbn discharging point by tha PO*s plant af Monsanto Chautasl b.). Station 12 and #3 wara downstream along Choceoloeo Crook aad Station #4 wan nt tbn Ut*n Martin Reservoir. Concentration of FCB'o (Araclor 1234) in flab tlaaoa wato anna :ttod to datamini tccuaulatlon patcarna over tlM and to ealculato tbn half Ufa of tho ii^Mid tar tha various fish apaolaa. A dactaaalng caacantxaclaa af PCS'a (Acaclsr ;;>) la flah wan observed (ran aawlaa takan In Choc coloco Craak. Iba half llvan for tadlvidwal ayaclaa rango froa 1S.0 to 27.t woatha with goad ataclatlcal earralatloa wltbit individual apoclaa. Tha avaraga half Ufa for PCB'a (Arocler 1234) far all opuclso }|,2 aontha* la eentrant, flab aa^lad in Lagan Martin Kaaarwalr (Baan and Languor laflah) chawad lncraaalsg PCI concentration over tlaa. Based an uptake data, tha pru- tetad tin* for doubling PO coocantratlon la 4d nonche far languor Swnflab nod 41 aontha lor Beta. Tbla Innraaalag trend any be duo to thn availability af RS'i baaawan af irmycK af aunpoadad aad colloidal notarial downstrcaa froa Chocsoloco Crook. Dlffarsat uptake pattarna la fish takan froa atraaa and raaarvalr will ba alueldatad. I. S0UH1L1TY or SOUS ORGAMTIN AMTirOUUim IB Aqoxoos S0LCTI0WS. M. 5acaa aad H. u goad, Mvlalon af Xaglaaorlag Baaaarch, Loulalana State University, lataa Bauga, Vrltf-- 70403. Trlalbyl and trlaryltla eaapouada era wall know for ttelr biocidal. aatlfiaignl aad sstlfeellng cctlvltlaa. TTibutyitln and trlptenyleia darlvatlvnn la particular bow load antocalva uan so toalcaatn la carina aatlfoullag coatings. Tbasa aatarlala am uclc to a wide apaetrua af aarlaa argaalsao ad la ordar to develop officiant atifcallag canting* which moult in nlnlml enwirawanatal Incult, a coaplece nadacatending af tha egueaua ehaalncry af thaoa coapaawda is asaaatlal. Thin rapart dancxltea n sapltu guantltstlvn onnlyala netted for lew cmeaattetlooa af argaaatlan la agueawn elation and the determination af thn aguesaa solubilities of a variety of trlbucyl cad mpbmyl arganatlna aa a function of pH la dlntlllad water aad la artificial aaawcar. Aa ctganatlna are ceucaatratad by aalvaat extraction and dlraetly datanriaad by aa Uapcatiec af tho dlthlaene speetmphotaaaerle aathed. Tha aaluhlllty daeraaaan elmli* Isaatly in basic aalutlaa and In aaawatcr. Thn mnulcs cm bey explained la tarns of tbn tanit solubility af the organatins. * a mm or otGAMorni cowowps n aquwwb goumom usuw omuenos TtODnqms. C. P. Papartaaat af Chasdatry aad Phyalwa. Mavthwaacam Scats Oalvaralty of avlalana, Ratehlteebea, U 71437; f. I. Balkan!, Dapavtaant af Cbaalatry, P.G. Camay, 64berga - 313103, India; M. Ocean and Mary L. Gate. Mvlsleu ef Baglnaarlag Baaaamb, mtxaaa State University. Baton Bang** U 70003. Orgaaatla compound* af tha typo are used aa tanScaata la aarlaa aatl- (*Uag coating*. Althawgk tbs coating aatris la thought ta comml tbn release at t*duM froa tha ceating ta tha nnawntnr cavlranaaae, little lofarantlsa is teawn *Mab| tbn raastlano af tbaaa erganetia caapaaada with wtar. la ardor to gather ten iafematlaa cancamlng thaaa tacatlana, a variety af trlphaapltla aad trlbutyltln H5teb warn wtpanded ta dlstlUad water and artificial seawater, aad tbn dlaaalvad warn ngawarad by extraction with thisreform. Baslduas menvamd from tbn JwHan estreats warn innalml wolag tbla layer chromicgrapby aad Infrared apattra ***PP la aaat caaaa aitbar BupSa- or 4}Sa- wm Identified ta bo the primary- salable ****aaet. Trlphaapltla chloride evidently underwent eaaaldarabla dagradetlaa la aala- ** b SgBn, *2tea'i CBu- nalatlao warn ldaatlflad ualag tbla lapo* ehmanta- *****? Btmtturaa ouch as Kjlifll aad KjScOM) can ba allaiaatad as paaalbla soluble ataca v<0-g) cad w(Sm^Ba) atrotahlag vlbcatlaaa wm abeam la tha Infrared ****** af tbs residues. . TT HONS 002 799