Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981
Alligator Rivers Region - Regional Surface Water Quality Monitoring, Volumes 1,2,3 (Plus draft)
Northern Territory. Department of Transport and Works. Water Division, Environmental Section
E-Publications; E-Books; PublicationNT; Report ; 49/1983
1983-04-01
At head of title: Water Division, Dept. of Transport & Works, Northern Territory. "April 1983".
English
Water quality -- Northern Territory -- Alligator Rivers Region; Hydrology -- Northern Territory -- Alligator Rivers Region
Northern Territory Government
Darwin
Report ; 49/1983
3 volumes. ; 30 cm
application/pdf
Attribution International 4.0 (CC BY 4.0)
Northern Territory Government
https://creativecommons.org/licenses/by/4.0
https://hdl.handle.net/10070/672725 [Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981 - WRD83049_v_1.pdf]; https://hdl.handle.net/10070/672727 [Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981 - WRD83049_v_2.pdf]; https://hdl.handle.net/10070/672729 [Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981 - WRD83049_v_3.pdf]
https://hdl.handle.net/10070/229664
https://hdl.handle.net/10070/672725
https://hdl.handle.net/10070/672729; https://hdl.handle.net/10070/672727
Technical Report WRD83049 Viewed at 14:07:10 on 29/07/2010 Page 89 of 440. I I I .~ I I I I I I I I I t I I I I I I 88. (b) Transi'er 25 riLls into a solvent washed glass bottle and chill for dissolved OI'genic carbon anal vsis (I'OC). (c) Transfer the remainder (225 mls) into a 250 ml acid washed pol;;rpropylcne bottle and chill/:r:cceze for nu-trients analysis .. (d) 'l'ransfer label \'lrap in a:nalysis. the glass fibre filter to a Petri dish, Ali'oil and freeze foty'chlorophyl a.>J.d 11haeophyton i (e) Record toL.al vo1u_me of' "Water passed through the filter. "NT'i'C< u " C Vl--~-' J.J .._.._ (llN03 washed) (a) Co11ec i, a total of 500 mls of sample using those two units fitted with acid washed cellulose accta~e filter pepers, and tra:2sfer to a 500 ml - acid \:as1led polypropylene bo~<,le. (b) Acidifv ~\lith 1 rnl o Aristar !-IN0 3 and chi1l for trace nctalS analysis. (c) Place the Iil Ger -oauer fro11 one o these uni l-s only in an ac2o washed- plll-pak and chill for trace metals analysis of t11e residue .. (d) Record ~he total voluoe filtered through that filter paper. NO'fES: The HCl washed filtration unit to be used 0!1~Y or the filtration of nutrients s2mples. ~h c e ~rhe 1-{NO-:;z ,,.,:ashed i'il tration uni ;..:; to be used or.l y :for filt~_.,atfon of trace metcls samples. ?ilter papers are to be carefully handled only by ~he edge using tv.~eezers which are kept ~Yri th tips immersed in Hilli-Q '\later in a suitabJ.y modified pill-pal:.. This ''~'ater should be changed at least daily .. D"t.lring the filt.ration procedures r.rravenol ty~e vinyl ., ....... ~ 1- ~ + " ~. ' ~ h g_toves .are .... o oe w-urn uy -r.:ne opere 0o:rs ana 01.scaru.ea eac~ time the labor2tory is left by tbe user - normally at lecst 3 -.uairs ner da\:- are u_sed :f'or a fu1l davs filtering .. - - "" '-" Any filtration u...1it or part t11ere o:f lhich is cccidentally drorn;ea to the floor during any nart of the tYroc.ec5.ure must be t2ken out of use until fully B.cid soaked 2nd thoroughly rinsed with 1-!illi-Q water (this is carried out normally by ,.,.....,.,l"' ')-.. .. ~ 'L:. FasL. ro~n-r: __ auorat::ory. H.ef .. .'-LL:'t:acnn:ent :.
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