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Table of Limits

This table shows a selection of Burkard methods giving typical detection ranges and analytical techniques. There are currently over 300 methods available with concentration ranges down to p.p.b. levels. Please contact us with your specific analytical requirements.
 
DETERMINANT

RANGE

METHOD

WATER

Alkalinity

20 - 400 mg/l

SFA

Aluminium

0.02 - 0.2 mg/l

FIA

Ammonia

0.3 - 6.0 mg/l

SFA

Ammonia

0.1 - 3.0 and 0.01 - 0.5 mg/l

SFA

Anidet

20 - 250 mg/l

CFA

Anidet

0.25 - 5 mg/l

CFA

Boron in waters & plants

0.1 - 2 mg/l

FIA

Calcium

1 - 20 mg/l

FIA

Chloride

1 - 50 mg/l

FIA

Thiocyanate

1 - 50 mg/l

SFA

Cyanide free

5 - 50 mg/l

SFA

Cyanide free

0.04 - 0.2 mg/l

FIA

Cyanide total

0.1 - 3.0 mg/l

SFA

Fluoride

0.1 - 1.5 mg/l

FIA

Hardness

40 - 400 mg/l

FIA

Iron

0.02 - 0.5 mg/l

FIA

Magnesium

1 - 50 mg/l

FIA

Manganese

0.05 - 5 mg/l

FIA

Manganese

2 - 50 mg/l

SFA

Nitrite

0.005 - 0.1 mg/l

FIA

Phenol

0.01 - 0.5 mg/l

SFA

Phosphate

1 - 20 mg/l

SFA

Phosphate in water & soils

0 - 1 and 1 - 10 mg/l

SFA

Phosphate

5 - 50 mg/l

FIA

Silicate

0.5 - 10 mg/l

FIA

Sulphate

0.5 - 10 mg/l

SFA

Sulphide in effluent

0.1 - 5 mg/l

SFA

Sulphide

0.001 - 0.05 mg/l

SFA

Sulphur dioxide

0.2 - 10 mg/l

SFA

TON

1 - 30 mg/l

SFA

Hydrazine

0.05 - 1 mg/l

FIA

EFFLUENTS

Ammonia

2 - 40 mg/l

SFA

Ammonia

1 - 20 mg/l

SFA

Phosphate

1 - 50 mg/l

FIA

Sulphide

0.1 - 5 mg/l

SFA

Sulphide

1 - 50 mg/l

SFA

Thiocyanate

1 - 50 mg/l

FIA

TON

1 - 50 mg/l

FIA

SEAWATER

Nitrite

0.5 - 7 mg/l

SFA

TOBACCO

Total Sugars

0.250 mg/g

SFA

Reducing Sugars

0 - 250 mg/g

SFA

Alpha Aminonitrogen

1 - 40 mM/l

SFA

Alpha Aminonitrogen

5 - 100 mM/l

SFA

Nicotine

0 - 40 mg/l

SFA

Chloride

0 - 250 mg/l

SFA

Nitrate

5 - 50 mg/l

SFA

Nitrogen

1 - 50 mg/l

SFA

Citrate in cigarette paper

0.05 - 0.5 mg/l

SFA

AGRICULTURE

Aluminium in Plants

1 - 25 mg/l

SFA

Phosphate in Plants

1 - 25 mg/l

SFA

Boron in Plants

0.05 - 1 mg/l

SFA

Ammonia in Plants

25 - 250 mg/l

SFA

CLINICAL

Aluminium in Dialysis Water

0.5 - 10 mg/l

SFA (Fluorescence)

Sodium in Water

0.5 - 10 mg/l

SIA

Chloride in Water

0.5 - 10 mg/l

SIA

Urea in Serum

0.28 - 1.4 mM/l

FIA

Chloride in Serum

0 - 150 mM/l

FIA

Calcium in Serum

0.5 - 5 mM/l

FIA

Glucose in Blood

0.5 - 3.2 mM/l

FIA

Carbon Dioxide in Serum

0 - 50 mM/l

FIA

Potassium in Serum

0 - 6 mM/l

FIA/Flame Photometer

Sodium in Serum

0 - 150 mM/l

FIA/Flame Photometer

MISCELLANEOUS

Bitterness in Beer

1 - 100 EBU

CFA

Colour in Beer

-

CFA

Copper in Industrial Use

0.1 - 4 mg/l

FIA

Sodium Chlorate in NaCl

10 - 900 mg/l

FIA

Sodium Hydroxide in NaCl

0 - 15 %

FIA

Sodim Hypochlorite in NaCl

5 - 100 mg/l

FIA

Sulphur Dioxide

0.2 - 10 mg/l

SFA

Aluminium Speciation

-

SFA

Acidity

-

FIA