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Results: 1-8 |
Results: 8
Preliminary investigation of the application of on-line membrane extraction of trifluoroacetic acid as an aid to improvement of negative ion electrospray mass spectrometry data
Authors: New, AP Wolff, JC Crabtree, S do Santos, LF Okafo, G Lee, J Divan, K
Citation: Ap. New et al., Preliminary investigation of the application of on-line membrane extraction of trifluoroacetic acid as an aid to improvement of negative ion electrospray mass spectrometry data, J CHROMAT A, 913(1-2), 2001, pp. 205-208
The use of particle beam mass spectrometry for the measurement of impurities in a nabumetone drug substance, not easily amenable to atmospheric pressure ionisation techniques
Authors: Wolff, JC Hawtin, PN Monte, S Balogh, M Jones, T
Citation: Jc. Wolff et al., The use of particle beam mass spectrometry for the measurement of impurities in a nabumetone drug substance, not easily amenable to atmospheric pressure ionisation techniques, RAP C MASS, 15(4), 2001, pp. 265-272
Aerobic biotransformation of 4-fluorocinnamic acid to 4-fluorobenzoic acid
Authors: dos Santos, LMF Spicq, A New, AP Lo Biundo, G Wolff, JC Edwards, A
Citation: Lmf. Dos Santos et al., Aerobic biotransformation of 4-fluorocinnamic acid to 4-fluorobenzoic acid, BIODEGRADAT, 12(1), 2001, pp. 23-29
Sulfur-specific detection of impurities in cimetidine drug substance usingliquid chromatography coupled to high resolution inductively coupled plasma mass spectrometry and electrospray mass spectrometry
Authors: Evans, EH Wolff, JC Eckers, C
Citation: Eh. Evans et al., Sulfur-specific detection of impurities in cimetidine drug substance usingliquid chromatography coupled to high resolution inductively coupled plasma mass spectrometry and electrospray mass spectrometry, ANALYT CHEM, 73(19), 2001, pp. 4722-4728
Accurate mass liquid chromatography/mass spectrometry on quadrupole orthogonal acceleration time-of flight mass analyzers using switching between separate sample and reference sprays. 2. Applications using the dual-electrospray ion source
Authors: Wolff, JC Eckers, C Sage, AB Giles, K Bateman, R
Citation: Jc. Wolff et al., Accurate mass liquid chromatography/mass spectrometry on quadrupole orthogonal acceleration time-of flight mass analyzers using switching between separate sample and reference sprays. 2. Applications using the dual-electrospray ion source, ANALYT CHEM, 73(11), 2001, pp. 2605-2612
Accurate mass liquid chromatography/mass spectrometry on orthogonal acceleration time-of-flight mass analyzers using switching between separate sample and reference sprays. 1. Proof of concept
Authors: Eckers, C Wolff, JC Haskins, NJ Sage, AB Giles, K Bateman, R
Citation: C. Eckers et al., Accurate mass liquid chromatography/mass spectrometry on orthogonal acceleration time-of-flight mass analyzers using switching between separate sample and reference sprays. 1. Proof of concept, ANALYT CHEM, 72(16), 2000, pp. 3683-3688
New ultraviolet signal actuated switching valve for the measurement of lowlevel impurities by liquid chromatography/mass spectrometry
Authors: Wolff, JC Barr, L Moss, P
Citation: Jc. Wolff et al., New ultraviolet signal actuated switching valve for the measurement of lowlevel impurities by liquid chromatography/mass spectrometry, RAP C MASS, 13(23), 1999, pp. 2376-2381
New mass spectrometric approaches to structural analysis in mixtures
Authors: Wolff, JC Monte, S Haskins, N Bell, D
Citation: Jc. Wolff et al., New mass spectrometric approaches to structural analysis in mixtures, RAP C MASS, 13(18), 1999, pp. 1797-1802
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