Capillary Columns High-Performance Columns
SH-I-624Sil MS Mid-polarity Crossbond™ silarylene phase (similar to 6% cyanopropylphenyl / 94%dimethyl polysiloxane) Low-bleed, high-thermal stability column—maximum temperatures up to 300–320 °C.
SH-I-624Sil MS Structure
C≡N
(CH 2 ) 3 Si
y CH 3 CH 3 Si
CH 3 CH 3 Si
CH 3 CH 3 Si
O
O
O
Inert—excellent peak shape for a wide range of compounds.
CH 3
x
z
Selective—G43 phase highly selective for volatile organics and residual solvents, great choice for USP<467>. Manufactured for column-to-column reproducibility—well-suited for validated methods.
Similar phases: HP-624, DB-624, VF-624ms, CP-Select 624 CB
ID
df
Temp. Range
20 m
30 m
60 m
75 m
105 m
0.18 mm 1.00 µm
-20 to 300/320 °C
227-36075-01
−
−
−
−
0.25 mm 1.40 µm
-20 to 300/320 °C
−
221-75962-30 227-36076-01
−
−
0.32 mm 1.80 µm
-20 to 300/320 °C
−
227-36077-01 221-75963-60
−
−
0.53 mm 3.00 µm
-20 to 280/300 °C
−
227-36078-01 227-36078-02 227-36078-03 227-36078-04
Ultra-Fast Analysis of Volatile Organic Compounds in Water
Peaks 1. Vinyl chloride-d3 (ISTD) 2. Vinyl chloride 3. 1,1-dichloroethylene 4. Dichloromethane 5. Methyl-t-butyl ether (MTBE) 6. Trans-1,2-dichloroethylene 7. Cis-1,2-dichloroethylene 8. Trichloromethane 9. 1,1,1-trichloroethane
28. 4-bromo uorobenzene 29. 1,4-dichlorobenzene
10. Carbon tetrachloride 11. 1,2-dichloroethane 12. Benzene 13. Fluorobenzene (ISTD) 14. Trichloroethylene 15. 1,4-dioxane-d8 (ISTD) 16. 1,2-dichloropropane 17. 1,4-dioxane 18. Bromodichloromethane
19. Cis-1,3-dichloropropene 20. Toluene 21. Trans-1,3-dichloropropene 22. 1,1,2-trichloroethane 23. Tetrachloroethylene 24. Dibromochloromethane 25. m-,p-xylene 26. o-xylene 27. Bromoform
Conditions
Instrument
: GCMS-TQ8030 + HS-20 Loop : SH-I-624Sil MS, 20 m, 0.18 mm : ID, 1.00 μm (P/N: 227-36075-01)
Inj.
: Split (split ratio 30:1)
Column
Oven Temp Carrier Gas
: 70 °C, 40 °C/min to 220 °C (hold 0.5 min) : He, constant linear velocity mode, 50 cm/sec
Headspace-Loop
: Loop volume: 1 mL : 70 °C for 30 min
Detector
: MS: SIM
Sample Equilibration Vial pressurization
MS/MS: MRM Event (loop) time: 0.15 sec Source Temp: 200 °C Interface Temp: 230 °C
: 0.5 min, 50 kPa, equilibration 0.05 min
Needle Flush : 2 min Sample Pathway Temp : 200 °C Transfer Line Temp : 200 °C
Pg C-13
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