US EPA Method 8270: GC Analysis of Semivolatiles on SLB®-5ms
Materiali
Accessorio
N° Catalogo
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Determinazione del prezzo
Wheaton wide-mouth bottle
amber soda-lime glass bottle, capacity 1000 mL, white polypropylene cap, (PTFE faced LDPE liner), case of 12 eaBoccole Supeltex M -2B con entrambe le estremità a tronco di cono
I.D. 0.4 mm, 0.10-0.25 mm to like I.D. Column, pkg of 2 eaColonna analitica
Precolonna
N° Catalogo
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Standard
N° Catalogo
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EPA 8270 GC-MS Tuning Solution II
certified reference material, 1000 μg/mL each component in dichloromethaneEPA CLP Semivolatile Calibration Mix
certified reference material, 1000 μg/mL each component in dichloromethane : benzene (3:1)EPA CLP Semivolatiles Surrogate Standards Mix
certified reference material, 4000 μg/mL each component in methylene chlorideEPA 8270 Semivolatile Internal Standard Mix
certified reference material, TraceCERT®, 2000 μg/mL each component in methylene chloride, ampule of 2 × 1 mLEPA 8270 Benzidines Mix
certified reference material, TraceCERT®, 2000 μg/mL each component in methanol, ampule of 1 mLCONDITIONS
column
SLB-5ms, 30 m x 0.25 mm I.D., 0.25 μm (28471-U)
oven
40 °C (2 min), 22 °C/min to 240 °C, 10 °C/min to 330 °C, (1 min)
inj. temp.
250 °C
MSD interface
330 °C
scan range
m/z = 40-450
carrier gas
helium, 1.0 mL/min (11 min), 10 mL/min to 1.5 mL/min (hold remainder of run)
injection
0.5 μL, splitless (0.50 min)
liner
2 mm I.D., straight
sample
50 ng on-column of a 72 component semivolatile standard and 8 surrogate compounds, plus 6 internal standards (at 40 ng on-column)
Descrizione
Note legali
SLB is a registered trademark of Merck KGaA, Darmstadt, Germany