Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NOTICE: Due to scheduled maintenance at our Gaithersburg campus, this site will not be available from 5:00 pm EDT (21:00 UTC) on Friday October 25 until 5:00 pm (21:00 UTC) on Sunday October 27. We apologize for any inconvenience this outage may cause.

Medazepam

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Normal alkane RI, non-polar column, temperature ramp

Go To: Top, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type PackedCapillaryCapillaryPackedCapillary
Active phase SE-30BP-1DB-5SE-30SE-30
Column length (m) 2. 15.2.25.
Carrier gas Nitrogen HeHeHe
Substrate Chromosorb G AW DMCS (80-100 mesh)  Chromosorb W(100-120 mesh) 
Column diameter (mm)   0.25 0.20
Phase thickness (mum)   0.25  
Tstart (C) 100.100.150.200.50.
Tend (C) 300.300.260.285.260.
Heat rate (K/min)   10.4.30.
Initial hold (min)   1.2. 
Final hold (min)    10. 
I 2226.2287.2287.2270.2240.
ReferenceMHA, 9999MHA, 9999Zamechnik, Ethier, et al., 1989Chiarotti, de Giovanni, et al., 1986Joyce, Bal, et al., 1984
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI

References

Go To: Top, Normal alkane RI, non-polar column, temperature ramp, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

MHA, 9999
MHA, Directorate of ForensicScience., Forensic Toxicology, 9999. [all data]

Zamechnik, Ethier, et al., 1989
Zamechnik, J.; Ethier, J.-C.; Neville, G.A., Benzodiazepines- an extensive collection of mass spectra, J. Can. Soc. Forensic Sci., 1989, 22, 3, 233-259, https://doi.org/10.1080/00085030.1989.10757437 . [all data]

Chiarotti, de Giovanni, et al., 1986
Chiarotti, M.; de Giovanni, N.; Fiori, A., Analysis of Benzodiazepines. I. Chromatographic Identification, J. Chromatogr., 1986, 358, 169-178, https://doi.org/10.1016/S0021-9673(01)90326-7 . [all data]

Joyce, Bal, et al., 1984
Joyce, J.R.; Bal, T.S.; Ardrey, R.E.; Stevens, H.M.; Moffat, A.C., The decomposition of benzodiazepines during analysis by capillary gas chromatography/mass spectrometry, Biomed. Mass Spectrom., 1984, 11, 6, 284-289, https://doi.org/10.1002/bms.1200110607 . [all data]


Notes

Go To: Top, Normal alkane RI, non-polar column, temperature ramp, References