Territory Stories

Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981

Details:

Title

Alligator Rivers region regional surface water quality monitoring : November 1978 - April 1981

Other title

Alligator Rivers Region - Regional Surface Water Quality Monitoring, Volumes 1,2,3 (Plus draft)

Creator

Northern Territory. Department of Transport and Works. Water Division, Environmental Section

Collection

E-Publications; E-Books; PublicationNT; Report ; 49/1983

Date

1983-04-01

Notes

At head of title: Water Division, Dept. of Transport &​ Works, Northern Territory. "April 1983".

Language

English

Subject

Water quality -- Northern Territory -- Alligator Rivers Region; Hydrology -- Northern Territory -- Alligator Rivers Region

Publisher name

Northern Territory Government

Place of publication

Darwin

Series

Report ; 49/1983

Format

3 volumes. ; 30 cm

File type

application/pdf

Use

Attribution International 4.0 (CC BY 4.0)

Copyright owner

Northern Territory Government

License

https://creativecommons.org/licenses/by/4.0

Related links

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]

Parent handle

https://hdl.handle.net/10070/229664

Citation address

https://hdl.handle.net/10070/672725

Related items

https://hdl.handle.net/10070/672729; https://hdl.handle.net/10070/672727

Page content

Technical Report WRD83049 Viewed at 14:07:10 on 29/07/2010 Page 31 of 440. I I I I I I I I I I I I I I I I I I I Detennination Calcium Hagnesium ) Sodium ) Potassium ) Bicarbonate Chloride Sulphate Nitrate/Nitrite (as N) Ammonia (as N) Phosphate (as P) 30. TABLE 6. 2 MET'rlODS USED FO!l. WATER Ac'lALYSIS (1980/81) Method Inductively Coupled Plasma Atomic Emission Spectroscopy Autotitration to pH 8.3 (carbonate) pH 4.5 and 4.2 (bicarbonate) APHA-408c Argentometric, using electrornetric end point detection Inductively Coupled Plasma Spectroscopy Auto analyser Technicon II - method 158-71W using Sulphanilamide/NNapthylethylenediamine with cadmi~~ reductor column Selective ion electrode Orion instruction manual for electrode 95-10 U.S.E.P.A. Cincinnatti Ohio- Ascorbic acid reduction method also listed APHA 425F, 14th Edition 1975. Total Phosphorous As for phosphate method above but after (as P) evaporation wi~~ acid and persulphate. Total carbon (organic) as (c) Total Ni t.::ogen (as N) Copper ) Lead ) Zinc ) cadmium l Manganese ) Iron Radium Uranium Mercury Arsenic Nickel Chromium Molybdenun Listed in APHA method 425c, 14th Edition 1975. By TOC sin II aqueous carbon analyser catalytic conversion of carbon to methanol and flame measurement As for ~~onia-nitrogen but predigestion with copper sulphate/ selenium powder/sulphuric acid Filament in Furnace Atomic Absorption Spectroscopy A.A.S. after tenfold concentration Via Radon emination with scintillome~f in zinc sulphide lined cells Fluorimetry after tenfold concentration Cold Vapour A.A.S. measurement Hydride evolution A.A.S. measurement Electrothermal atomization Atomic Absorption Spectroscopy In residues Detection Li~it 0.05 mg/1 0.05 mg/1 0.05 mg/1 0.05 mg/1 0.01 mg/1 0.1 mg/1 0.01 mg/1 0.1 mg/1 0.01 mg/1 0.01 mg/1 0.003 mg/l 0.003 mg/1 0.05 mg/1 0.5 ).lg/1 0.5 j..lg/1 0.5 11g/l 0.05 ).lg/1 0.5 119/1 10 119/1 0.5 pCi/1 0.1 ).lg/1 0.05 J.lg/1 0.2 ).lg/1 0.5 ).lg/1 0.5 ]lg/1 1.0 11g/l


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