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Measurement Uncertainty

Adelaide Laboratory

Organic Chemistry

ComponentMU% *
Aldrin22.5
Chlordane-a24.6
Chlordane-g21.4
Chlorpyrifos21.6
Chlorthal-Dimethyl18.7
DDD21.2
DDE24
DDT23
Dieldrin21.5
Endosulfan 119.4
Endosulfan 219.8
Endosulfan Sulphate19.1
Endrin19.3
Heptachlor21.2
Heptachlor Epoxide19.9
Lindane17.3
Methoxychlor17.9
Trifluralin15
Glyphosate19.34
AMPA15.49
2,4-D21
2,4,5-T29
Clopyralid20
Dicamba21
MCPA24
Picloram19
Triclopyr28
Silvex20
Acifluorfen27
Bentazon25
2,4-DB22
2,4-DP21
Chlorosulfuron26
Metsulfuron21
Sulfometuron35
Haloxyfop28
Haloxyfop methyl29
n-Octane (C8) TRH35
n-Octane (C8) TPH34
n-Dodecane (C12) TRH34
n-Dodecane (C12) TPH32
n-Docosane (C22) TRH38
n-Docosane (C22) TPH36
n-Dotriacontane (C32) TRH34
n-Dotriacontane (C32) TPH32
Cyanogen chloride37
Cylindrospermopsin15
Anatoxin-a18
Acetic Acid24
Propionic Acid22
Isobutyric Acid12
Butyric Acid12
Isovaleric Acid12
Valeric Acid22
Caproic Acid24
Heptanoic Acid46
Naphthalene 0.07-0.1µg/L22
2-methylnaphthalene 0.05-0.1µg/L29
1-methylnaphthalene 0.05-0.1µg/L21
Acenaphthylene 0.07-0.1µg/L22
Acenaphthene 0.02-0.1µg/L19
Fluorene 0.02-0.1µg/L19
Phenanthrene 0.02-0.1µg/L15
Anthracene 0.02-0.1µg/L11
Flouranthene 0.02-0.1µg/L14
Pyrene 0.02-0.1µg/L15
Benzo[a]Anthracene 0.02-0.1µg/L23
Chrysene 0.02-0.1µg/L10
Benzo[a]pyrene 0.01-0.1µg/L38
Benzo[b]fluoranthene 0.02-0.1µg/L20
Benzo[k]fluoranthene 0.02-0.1µg/L21
Indeno[1,2,3]pyrene 0.02-0.1µg/L30
Dibenz[a,h]anthracene 0.02-0.1µg/L38
Benzo[g,h,i]perylene 0.02-0.1µg/L30
Chloroacetic acid 1-130µg/L35
Bromoacetic acid 1-130µg/L25
Dichloroacetic Acid 1-130µg/L25
Bromochloroacetic Acid 1-130µg/L27
Trichloroacetic Acid 1-130µg/L28
Dibromoacetic Acid 1-130µg/L40
Bromodichloroacetic Acid 1-130µg/L25
Dibromochloroacetic Acid 1-130µg/L30
Tribromoacetic Acid 1-130µg/L45
Vinyl Chloride22
1,1 – dichloroethene23
Trans - 1,2 - dichloroethene15
Cis – 1,2 –dichloroethene19
Chloroform23
1,1,1-trichloroethane15
carbon tetrachloride18
1,1-dichloropropene38
Benzene18
1,2-dichloroethane17
trichloroethene25
1,2-dichloropropane18
dibromomethane20
bromodichloromethane19
cis-1,3-dichloropropene24
Toluene18
trans-1,3-dichloropropene20
1,1,2-trichloroethane18
tetrachloroethene23
1,3-dichloropropane23
dibromochloromethane19
1,2-dibromoethane21
chlorobenzene20
1,1,1,2-tetrachloroethane16
ethylbenzene19
total m+p-xylenes18
o-xylene18
Styrene16
Bromoform20
isopropylbenzene18
bromobenzene16
1,1,2,2-tetrachloroethane21
1,2,3-trichloropropane19
n-propylbenzene20
2-chlorotoluene17
4-chlorotoluene20
1,3,5-trimethylbenzene17
tert-butylbenzene17
1,2,4-trimethylbenzene15
sec-butylbenzene19
1,3-dichlorobenzene14
4-isopropyltoluene17
1,4-dichlorobenzene16
1,2-dichlorobenzene15
n-butylbenzene26
1,2-dibromo-3-chloropropane22
1,2,4-trichlorobenzene22
hexachlorobutadiene24
naphthalene22
1,2,3-trichlorobenzene17
4-chlorophenol 17
2-bromophenol19
3-bromophenol13
2,6-dichlorophenol22
4-bromophenol17
2,4-dichlorophenol16
3,5-dichlorophenol30
2,4,6-trichlorophenol 18
2,4,5-trichlorophenol16
2,6-dibromophenol18
2,4-dibrmomphenol18
2,4,6-tribromophenol21
pentachlorophenol25
phenol25
2,4-dimethylphenol27
4-chloro-3-methylphenol25
2-nitrophenol25
4-nitrophenol29
o-cresol22
m-cresol22
p-cresol21
2,3,5,6-tetrachlorophenol17
2,3,4,6-tetrachlorophenol15
2,3,4,5-tetrachlorophenol22
NDMA27
Dichlorodifluoromethane33
Chloromethane16
Bromomethane15
Chloroethane18
Trichlorofluoromethane24
Dichloromethane18
1,1-Dichloroethane13
2,2-dichloropropane23
Bromochloromethane21
1,1-Dichloro-1-propene16
1,2-Dicloroethane17
Trichloroethylene (TCE)17
Tetrachloroethylene16

Inorganic Chemistry

Component MU% *
Alkalinity as Calcium Carbonate 5.5
Ammonia - Free - as N 17.4
Ammonia as N 37.5
Biochemical Oxygen Demand - Total 30.8
Bromide 18.3
Chemical Oxygen Demand - Total 26.1
Chloride 15.4
Chlorine 12.4
Colour - Apparent (456nm) Unfiltered 6.1
Colour - True (456nm) Filtered 6.2
Conductivity & Total Dissolved Solids 6.4
Cyanide - Total 34
Ferrous Iron - Soluble 15.5
Fluoride 19.7
Iodide     14.1
Methylene Blue Activated Substances 23.0
Nitrate + Nitrite as N 18.4
Nitrite as N 15.6
OrganoChlorine Pesticides 25.0
Organophosphorous and Triazine Pesticides 26.2
pH 3.6
Phosphorus - Filterable Reactive as P 14.0
Phosphorus - Total 21.5
Silica - Reactive 13.5
Silica - Soluble 25.7
TKN as N22.6
Total Dissolved Solids by Evaporation 12.8
Total Organic Carbon 17.6
Trihalomethanes 23.4
Turbidity 17.8
Volatile Fatty Acids 17.4

Measurement Uncertainty

Element

Sample matrix

M.U (%)

Lithium

Fresh/ Waste Waters

18

Seawater

24

Solids

34

Beryllium

Fresh/ Waste Waters

13

Seawater

14

Solids

30

Boron

Fresh/ Waste Waters

17

Seawater

22

Solids

19

Sodium

Fresh/ Waste Waters

15

Seawater

15

Solids

22

Magnesium

Fresh/ Waste Waters

15

Seawater

18

Solids

23

Aluminium

Fresh/ Waste Waters

21

Seawater

21

Solids

23

Silicon

Fresh/ Waste Waters

15

Seawater

17

Phosphorus

Fresh/ Waste Waters

25

Seawater

25

Solids

31

Sulphur

Fresh/ Waste Waters

17

Seawater

22

Solids

21

Potassium

Fresh/ Waste Waters

12

Seawater

15

Solids

20

Calcium

Fresh/ Waste Waters

21

Seawater

21

Solids

26

Titanium

Fresh/ Waste Waters

15

Seawater

15

Vanadium

Fresh/ Waste Waters

18

Seawater

18

Solids

21

Chromium

Fresh/ Waste Waters

15

Seawater

18

Solids

21

Manganese

Fresh/ Waste Waters

15

Seawater

16

Solids

24

Iron

Fresh/ Waste Waters

21

Seawater

24

Solids

27

Cobalt

Fresh/ Waste Waters

14

Seawater

15

Solids

22

Nickel

Fresh/ Waste Waters

14

Seawater

14

Solids

24

Copper

Fresh/ Waste Waters

14

Seawater

14

Solids

21

Zinc

Fresh/ Waste Waters

15

Seawater

15

Solids

16

Arsenic

Fresh/ Waste Waters

12

Seawater

12

Solids

24

Selenium

Fresh/ Waste Waters

15

Seawater

15

Solids

24

Strontium

Fresh/ Waste Waters

20

Seawater

20

Solids

21

Molybdenum

Fresh/ Waste Waters

15

Seawater

16

Solids

22

Silver

Fresh/ Waste Waters

18

Seawater

20

Solids

27

Cadmium

Fresh/ Waste Waters

18

Seawater

24

Solids

21

Tin

Fresh/ Waste Waters

14

Seawater

14

Solids

29

Antimony

Fresh/ Waste Waters

15

Seawater

15

Solids

17

Barium

Fresh/ Waste Waters

18

Seawater

21

Solids

31

Lanthanum

Fresh/ Waste Waters

21

Seawater

21

Solids

31

Platinum

Fresh/ Waste Waters

16

Seawater

20

Solids

31

Mercury

Fresh/ Waste Waters

24

Seawater

24

Solids

21

Thallium

Fresh/ Waste Waters

17

Seawater

17

Solids

21

Lead

Fresh/ Waste Waters

19

Seawater

19

Solids

18

Bismuth

Fresh/ Waste Waters

21

Seawater

21

Solids

21

Thorium

Fresh/ Waste Waters

18

Seawater

18

Solids

25

Uranium

Fresh/ Waste Waters

16

Seawater

16

Solids

21

Field Services

Component MU% *
Chlorine 23.1
Conductivity 8.9
pH 4.3

Biology

Component MU% *
Unicellular Phytoplankton - 24.7 / + 32.7
Small Colonial Phytoplankton - 25.2 / + 33.8
Filamentous Phytoplankton - 31.8 / + 46.6
Filamentous Greens/Diatoms- 26.6 / + 36.2
Straight Filamentous Cyanobacteria- 34.6 / + 52.9
Coiled Cyanobacteria- 29.4 / + 41.7
Large Colonial Pico-cyanobacteria- 15.7 / +18.6
Chlorophyll a (Wintermans & de Mots)11.0
Chlorophyll b (Wintermans & de Mots)41.0
Chlorophyll a (ISO10260)16.2
Phaeophytin (ISO10260)53.1

Biomonitoring

Component MU% *
Macroinvertebrates - Taxa x Tally:  
Family    1.25
Genus    1.38
Species1.57

Microbiology

Component MU% *
Aeromonas spp20.10
Amoeba 32.39
Bacteriophage23.57
Campylobacter spp45.4
Cryptosporidium 26.05
Giardia 25.88
E. coli - Defined Substrate Technology 15.1
E. coli - Membrane Filtration 22.31
Coliform - Defined Substrate Technology15.1
Coliform - Membrane Filtration22.31
Coliforms, Faecal Coliforms and E. coli34.25
Faecal Coliforms and E. coli16.61
FRNA (MS2) Phage15.50
Colony Count18.23
Enterococci13.28
Enterococci and Faecal Streptococcus13.28
Iron Bacteria Heterotrophic16.74
Legionella spp28.98
Pseudomonas aeruginosa20.63
Pseudomonas spp20.63
Sulphite Reducing Bacteria12.04

Melbourne Laboratory

Chemistry

Component MU% *
Alkalinity6
Colour Filtered 456nm6
Colour Unfiltered 456nm7
Total Suspended Solids17
Volatile Suspended Solids23
Conductivity8
pH6
Turbidity17
BOD33
COD20

Life Sciences

Component MU% *
Total Coliforms & E. coli14.2
Total Coliforms & E. coli - Colilert15.4
Heterotrophic Colony Counts13.8
Cryptosporidium25.1
Giardia23.2
Chlorophyll10%
Enterococcus13.7

*Maximum MU value has been listed. Actual value may be lower depending on test method used. For specific MU value please contact your customer service representative.