Aluminium

± 0.08 µmol/L or ± 20%, whichever is the greater

± 2.16 µg/L or ± 20%, whichever is greater

Antimony 
± 4.93 nmol/L or ± 15%, whichever is greater

± 0.60 µg/L or ± 15%, whichever is greater

Arsenic

± 100 nmol/L or ± 15%, whichever is the greater

± 7.5 µgl/L or ± 15%,
whichever is the greater

Berillyum

± 4.44 nmol/L or ± 20%, whichever is the greater

± 0.04 µgl/L or ± 20%,
whichever is the greater

Cadmium

± 4.00 nmol/L or ± 15%, whichever is greater

± 0.45 µg/L or ± 15%, whichever is greater

Cobalt

± 25 nmol/L or ± 15%, whichever is greater

± 1.50 µg/L or ± 15%, whichever is greater

Chromium

± 58 nmol/L or ± 20%, whichever is greater

± 3.00 µg/L or ± 20%, whichever is greater

Copper

± 0.25 µmol/L or ± 20%, whichever is the greater

± 16 µg/L or ± 20%,
whichever is the greater

Iodine

± 150 nmol/L or ± 25%, whichever is greater

± 19 µg/L or ± 25%,
whichever is greater

Iron

± 0.60 µmol/L or ± 20%, whichever is the greater

± 0.03 mg/L or ± 20%, whichever is the greater

Mercury

± 15.00 nmol/L or ± 30%, whichever is greater

± 3.00 µg/L or ± 30%, whichever is greater

Magnesium

± 0.03 mmol/L or ± 12%, whichever is greater

± 0.73 mg/L or ± 12%, whichever is greater

Manganese

± 10.00 nmol/L or ± 25%, whichever is greater

± 0.55 µg/L or ± 25%, whichever is greater

Nickel

± 25.5 nmol/L or ± 15%, whichever is greater

± 1.50 µg/L or ± 15%, whichever is greater

Lead

± 40.00 nmol/L or ± 20%, whichever is greater

± 8.3 µg/L or ± 20%,
whichever is greater

Selenium

± 0.30 µmol/L or ± 25%, whichever is the greater

± 23.7 µg/L or ± 25%, whichever is the greater

Thallium

± 0.49 nmol/L or ± 25%, whichever is greater

± 0.10 µg/L or ± 25%, whichever is greater

Vanadium

± 10.00 nmol/L or ± 25%, whichever is greater

± 0.50 µg/L or ± 25%, whichever is greater

Zinc

± 1.20 µmol/L or ± 15%, whichever is the greater

± 0.08 mg/L or ± 15%, whichever is the greater
