This material was obtained from a disposal site near Carmarthen Bay in South
Wales, UK. Pulverised fuel ash is a waste product of coal-fired power stations.
This material is intended for use in development, validation or quality control of
analytical methods for the determination of the extractable metal content in ash-
based material.
The extractable metal content refers to metals soluble in aqua regia using methods
based on ISO11466 (1995).
Assessed Values
Extractable Metal Content
Aluminium ........................ 25700 mg/kg Magnesium ......................... 3660 mg/kg
Arsenic ................................ 91.7 mg/kg Manganese ........................... 259 mg/kg
Barium .................................. 676 mg/kg Nickel ................................... 48.4 mg/kg
Calcium .............................. 6415 mg/kg Potassium ........................... 6170 mg/kg
Chromium ............................ 43.8 mg/kg Sodium ............................... 1230 mg/kg
Cobalt .................................. 18.5 mg/kg Vanadium ............................. 105 mg/kg
Copper ................................ 67.9 mg/kg Zinc ...................................... 115 mg/kg
Lead .................................... 48.6 mg/kg
Indicative Values
Extractable Metal Content
Antimony ................................ 12 mg/kg Lithium .................................... 46 mg/kg
Beryllium ............................... 2.3 mg/kg Mercury.................................. 0.5 mg/kg
Boron ..................................... 25 mg/kg Selenium ...................................2 mg/kg
Iron .................................. 32900 mg/kg Titanium ................................ 610 mg/kg
Total Metal Content
Aluminium ........................ 13100 mg/kg Magnesium ......................... 8500 mg/kg
Antimony ................................ 16 mg/kg Manganese ........................... 410 mg/kg
Arsenic ................................. 100 mg/kg Molybdenum .............................5 mg/kg
Barium ................................ 1300 mg/kg Nickel .................................... 110 mg/kg
Beryllium .................................. 6 mg/kg Potassium ......................... 29600 mg/kg
Calcium .............................. 9200 mg/kg Selenium ...................................3 mg/kg
Chromium ............................. 140 mg/kg Sodium ............................... 5100 mg/kg
Cobalt ..................................... 41 mg/kg Tin ............................................7 mg/kg
Copper ................................. 130 mg/kg Titanium .............................. 4400 mg/kg
Iron ................................... 52400 mg/kg Vanadium ............................. 260 mg/kg
Lead ..................................... 110 mg/kg Zinc ....................................... 260 mg/kg
Lithium.................................. 130 mg/kg