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G004175

US EPA Method OLM04.2 VOA: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap, Fast GC Analysis

suitable for GC

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technique(s)

gas chromatography (GC): suitable

test parameters

sample/matrix: each analyte at 50 ppb in 5 mL water
purge trap: VOCARB 3000 “K”
purge: 40 mL/min at 25 °C for 11 min
dry purge: 2 min
desorption preheat: 205 °C
desorption process: 150 mL/min at 210 °C for 2 min
bake: 260 °C for 10 min
transfer line/valve temp.: 110 °C
column: VOCOL, 20 m × 0.18 mm I.D., 1.0 μm (28463-U)
oven: 40 °C (0.8 min), 19 °C/min to 125 °C, 32 °C/min to 220 °C (1 min)
inj. temp.: 150 °C
MSD interface: 200 °C
scan range: m/z = 35-400
carrier gas: helium, 1.4 mL/min
injection: 100:1 split
liner: 0.75 mm I.D. SPME

application(s)

environmental

Legal Information

VOCOL is a registered trademark of Merck KGaA, Darmstadt, Germany

Analyte

Description
    Dichlorofluoromethane
    Chloromethane
    Vinyl chloride
    Bromomethane
    Chloroethane
    Trichlorofluoromethane
    1,1,2-Trichloro-1,2,2-trifluoroethane
    1,1-Dichloroethylene
    Acetone
    Carbon disulfide
    Methyl acetate
    Dichloromethane
    tert-Butyl methyl ether
    trans-1,2-Dichloroethylene
    1,1-Dichloroethane
    2-Butanone
    cis-1,2-Dichloroethylene
    Bromochloromethane
    Chloroform
    1,1,1-Trichloroethane
    Cyclohexane
    Carbon tetrachloride
    1,2-Dichloroethane-d4
    Benzene
    1,2-Dichloroethane
    1,4-Difluorobenzene
    Trichloroethylene
    Methylcyclohexane
    1,2-Dichloropropane
    Bromodichloromethane
    cis-1,3-Dichloropropene
    4-Methyl-2-pentanone
    Toluene-d8
    Toluene
    trans-1,3-Dichloropropene
    1,1,2-Trichloroethane
    Tetrachloroethylene
    2-Hexanone
    Dibromochloromethane
    1,2-Dibromoethane
    Chlorobenzene-d5
    Chlorobenzene
    Ethylbenzene
    m-Xylene, analytical standard
    o-Xylene
    Styrene
    Bromoform
    Cumene
    4-Bromofluorobenzene
    1,1,2,2-Tetrachloroethane
    1,3-Dichlorobenzene
    1,4-Dichlorobenzene
    1,2-Dichlorobenzene
    1,2-Dibromo-3-chloropropane
    1,2,4-Trichlorobenzene
    p-Xylene, analytical standard
    See All (56)

analytical column

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