ALS Product catalogues WATER | Page 14
Gases C1 - C2
Parameter
LOQ (µg/l)
acetylen
(ethin) 1
methan 2
Minimum sample volume:
Method:
Parameter
LOQ (µg/l)
ethan
1
Parameter
LOQ (µg/l)
ethen
1
op-filled glass vials, 2x 40 ml
GC-FID
Polycyclic aromatic hydrocarbons (EPA-PAH)
Parameter
LOQ (µg/l)
Parameter
LOQ (µg/l)
naphthalene 0.1 chrysene 0.01
acenaphthylene 0.01 benzo(b)fluoranthene 0.01
acenaphthene 0.01 benzo(k)fluoranthene 0.01
fluorene 0.02 benzo(a)pyrene 0.02
phenanthrene 0.03 dibenzo(ah)anthracene 0.01
anthracene 0.02 benzo(ghi)perylene 0.01
fluoranthene 0.03 indeno(123cd)pyrene 0.01
pyrene 0.06 sum of PAH 0.38
benzo(a)anthracene 0.01
Maximum sample volume
Method:
glass, 200 ml
GC-MS
Petroleum hydrocarbons by FTIR in waste water
Parameter
LOQ (mg/l)
non-polar extractable aliphatics
0.1
Minimum sample volume:
glass, 500 ml
Method: FTIR
Petroleum hydrocarbons by FTIR (perchloroethylene extraction)
Parameter
LOQ (mg/l)
total extractable aliphatics 0.10
non-polar aliphatics 0.10
total extractable aromatics 0.10
Minimum sample volume:
glass, 500 ml
Method: FTIR
Petroleum hydrocarbons - C10 - C40 fractions
Parameter
LOQ (µg/l)
Parameter
LOQ (µg/l)
fraction C10–C12 5 fraction C35–C40 10
fraction C12–C16 5 fraction C10–C40 50
fraction C16–C35 30
Minimum sample volume:
Method:
glass, 250 ml
GC-FID
DIFFERENT FRACTIONS NEEDED
FOR PETROLEUM HYDROCARBONS?
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14
Product catalogue Water
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