Mechanical sample preparation

• crushing
• quartering
• grinding

Wet acid digestion

• aqua regia extraction
• microwave assisted acid mineralization
• total acid digestion with HF

Parameters

• pH (method: electrochemistry, procedure PB-12)
• moisture content, loss on ignition LOI (method: weighing, procedure PB-13)
• conductivity

Elements

• Hg (method: total mercury analysis, PB-06)
• Hg (method: cold vapour atomic absorption spectrometry with flow injection analysis system, procedure PB-34)
• Cd, Co, Cr, Cu, Mn, Ni, Pb, Zn (method: flame atomic absorption spectrometry)
• As, Ba, Ca, Cd, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, P, Pb, S, Sn, Sr, V, Zn (method: inductively coupled plasma optical emission spectrometry, procedure PB-40)
• La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Th, U (method: inductively coupled plasma mass spectrometry)
• La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu (method: inductively coupled plasma optical emission spectrometry)
• Au, Pt, Pd (method: electrothermal atomization atomic absorption spectrtometry)
• As, Ba, Bi, Br, Ce, Co, Cr, Cu, Ga, Hf, La, Mo, Nb, Ni, Pb, Rb, Sr, Th, U, V, Y, Zn, Zr (method: wavelength dispersive X-ray fluorescence spectrometry, procedure PB-29)

Elements oxides and elements

SiO₂, Al₂O₃, TiO₂, MnO, Fe₂O₃, K₂O, Na₂O, CaO, MgO, P₂O₅, SO₃, Cl, F
(method: wavelength dispersive X-ray fluorescence spectrometry, procedure PB-33)

Total Carbon (TC), Total Organic Carbon (TOC), Total Inorganic Carbon (TIC)

 (method: high-temperature combustion with IR detection, procedure PB-44)

Amount of mineral oils

(method: infrared spectroscopy, procedure PB-38)

Volatile aromatic hydrocarbons

(method: gas chromatography with headspace analysis and mass spectrometry detection, procedure PB-22)

• benzene
• toluene
• ethylbenzene
• 1,4-dimethylbenzene (p-xylene)
• 1,3-dimethylbenzene (m-xylene)
• 1,2-dimethylbenzene (o-xylene)
• styrene
• naphthalene
• chlorobenzene
• 1-chloro-2-methylbenzene
• 1-chloro-4-methylbenzene
• 1,4-dichlorobenzene
• 1,3-dichlorobenzene
• 1,2-dichlorobenzene
• 1,3,5-trichlorobenzene
• 1,2,4-trichlorobenzene
• 1,2,3-trichlorobenzen
• 1,3,5-trimethylbenzene
• 1,2,4-trimethylbenzene
• tert-butylbenzene
• sec-butylbenzene
• 1-isopropyl-4-methylbenzene
• n-butylbenzene  
• bromobenzene
• isopropylbenzene
• n-propylbenzene

Polycyclic Aromatic Hydrocarbons (PAHs)

(method: gas chromatography with mass spectrometry detection, procedure PB-16)

• acenaphthylene
• acenaphthene
• fluorene
• phenanthrene
• anthracene
• fluoranthene
• pyrene
• benzo[a]anthracene
• chrysene
• benzo[b]fluoranthene
• benzo[k]fluoranthene
• benzo[e]pyrene
• benzo[a]pyrene
• perylene
• indeno[1,2,3-cd]pyrene
• dibenz[ah]anthracene
• benzo[ghi]perylene