Transcription of VOCs, SVOCs 시료전처리 솔루션 - youngin.com
1 : (3) . GC . (Semi-Volatile Organic Compounds, SVOCs ) . SVOCs . VOCs, SVOCs . - (Liquid-Liquid Extraction, LLE) - (LLE) 2 < 1>. - (LLE) (phase) , (phase) . (hy-drophilic) , (hydrophobic) . GC , HPLC .. (3)VOCs, SVOCs 1. 2. VOCs 3.
2 SVOCs 4. 5. 6. Sample Preparation Solution< 1> - : , . 17 - < 2>. ( ), .. ( , dichloromethane) . - .- (10% )- - HPLC GC .- , - - , SVOCs . , .. (Solid Phase Extraction, SPE) (SPE).
3 - (LLE) - .. ~ g SPE baseline . < 3>.- Conditioning : SPE - Sample loading : SPE - Washing : SPE .- Elution : SPE - Concentration : SPE on-line SPE< 4> . < 2> - < 3> (SPE) : (3)GERSTEL SPE SPE , , , , , . LC, LC/MS, GC/MSD SPE.
4 (Solid Phase MicroExtraction, spme ) ( spme ) 90 fiber VOCs, SVOCs . spme fiber (A) (B) < 5>. spme fiber (Immersion)(A), spme fiber (B) . (30 ) fiber GC GC < 6>, LC < 7>. spme - , GC GC . < 4> GERSTEL SPE < 5> spme < 1> spme fiber Fiber (VOCs)100 m polydimethylsiloxane(PDMS) ( SVOCs )30 m PDMS fiber or 7 m PDMS fiber 85 m polyacrylate 65 m polydimethylsiloxane/divinylbenzene(PDMS /DVB) 75 m PDMS/CarboxenC3~C2050/30 divinylbenzene/carboxen on 19 spme (MPS) , fiber (Multi Fiber Exchanger.)
5 MFX, < 8>) . (Stir Bar Sorptive Extraction, SBSE) (SBSE) VOCs, SVOCs . SBSE PCBs spme fiber 80% PCBs spme fiber PDMS(polydimethylsiloxane) . PDMS GERSTEL Twister < 9> SBSE . spme fiber L SBSE Twister PDMS 24 L~126 L VOCs, SVOCs / . - (Ko/w) SBSE < 11>. PDMS Twister Ko/w , PDMS Twister . < 6> spme -GC < 7> spme -LC < 9> GERSTEL Twister < 10> SBSE < 8> spme fiber GERSTEL MFX(Multi Fiber Exchange) < 11> Ko/w SBSE spme : (3) (NaCl) , (NaCl) EG-Silicone Twist-er < 13>.
6 Twister , GC (Thermal Desorption Unit, TDU) (Cooled In-jection System, CIS) GC/MSD (< 16>) . - (LLE), (SPE), ( spme ), Twister (SBSE) . , , , , , ..< 16> GERSTEL MPS-TDU-CIS < 12> spme Twister SBSE 2-MIB, Geosmin : SBSE( ) spme ( ) ( 10 mL, 45 )< 15> PDMS, EG-silicone Twister aroma compounds < 14> PDMS, EG-Silicone Twister < 13> GESTEL EG-Silicone Twister
