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 91 of 440. I I I I I I I I I I I I I I I I I I I I 90. ACID ~-'JASHING EQUIPNENT FOR ~FACE ~lETilLS ' -------------------------- l'HINCIPLE ?+11 equipmen-t used ln trace metal tvork must be acid ~:ashed before using. The acid lcaches O'-lt the trace metals from the surface of the con taincr and th*2 metals remain in the acid solution.. The acid is thoroilghly rc;novcd by rinsing with milli-Q super pure wate~~ 1. Ensure surface is thoroughly wetted with acid, no bubbles .. 2. All surfaces to come into contact with sample must be acid washed and Utltouclled by any thing but milli-Q water, care being taken not to touch even with gloves. If int0rior of container comes in contact with glovesr floor bench etc. it must be placed back in acid bath for 24 hours~ 3~ Milli-Q water containers and wash bottles initially must be acid washed before use. No other ~.'Ia ter is to be used in them. Store in clean place, rinse out bottle and tip before use. Don 1 t touch tip or tt1be -etc. when filling. If any doubt to cleanliness acid wash for 24 hours. Never let acid dry on surface of containers, if this happens replace in bath for 24 hours. 1. !>.ll containers are to be soaked in 62'-! !.':i tric acid for one week. 2. Thoroughly rinse with milli-Q water at or more. (between 10-20 times) least ten times ROUTINR Wl~SHI;:JG 2. After initial washing equipment ntay be placed in 10% hydroc!iloric acid bath for 24 hou.rs (or overnight) provJ.alng nothiE,:;: stronger than 10 ppm solution has beeP.. used in theat, if so soak in 6rvi for a ;veek. If containers are greasy or dirty soak in 10~ decon 90 overnlgnt. Thoroughly rinse with distilled ater, place in 10% HCl bath O'fernight and thoroughly rinse \Vi th milli-Q water (between 10-20 times). 3.. Ri:..se all equi9m-en t with distilled t-1.3. ter be fo:re placing in bath. 4. Change acid in bath when it becomes dirty (6-8 weeks) rouqhlv make UP a 10% solution of hvdrochlo::ic acid (!\.R.) - - - J. in distilled water.


Aboriginal and Torres Strait Islander people are advised that this website may contain the names, voices and images of people who have died, as well as other culturally sensitive content. Please be aware that some collection items may use outdated phrases or words which reflect the attitude of the creator at the time, and are now considered offensive.

We use temporary cookies on this site to provide functionality.
By continuing to use this site without changing your settings, you consent to our use of cookies.