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- Journal Article
- A1
- open access
Detection time comparison of non-hydrolysed sulphated metabolites of metenolone, mesterolone and 17 α-methyltestosterone analysed by four different mass spectrometric techniques
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- Journal Article
- A1
- open access
Evaluation of alternative gas chromatographic and mass spectrometric behaviour of trimethylsilyl-derivatives of non-hydrolysed sulfated anabolic steroids
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Enabling the inclusion of non-hydrolysed sulfated long term anabolic steroid metabolites in a screening for doping substances by means of gas chromatography quadrupole time-of-flight mass spectrometry
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Investigation of the urinary excretion of prednisolone and metabolites after nasal administration : relevance to doping control
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Gas chromatography-mass spectrometry analysis of non‐hydrolyzed sulfated steroids by degradation product formation
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Development and validation of an open screening method for doping substances in urine by gas chromatography quadrupole time-of-flight mass spectrometry
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Potential of saliva steroid profiling for the detection of endogenous steroid abuse : reference thresholds for oral fluid steroid concentrations and ratios
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Improved sensitivity by use of gas chromatography-positive chemical ionization triple quadrupole mass spectrometry for the analysis of drug related substances
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Fast quantification of 11-nor-Δ9-tetrahydrocannabinol-9-carboxylic acid (THCA) using microwave-accelerated derivatisation and gas chromatography-triple quadrupole mass spectrometry
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- Conference Paper
- C3
- open access
Fast quantification of THCA using microwave-accelerated derivatization and GC-MS/MS analysis
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An improved gas chromatography screening method for doping substances using triple quadrupole mass spectrometry, with an emphasis on quality assurance
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Improvements in GC-QqQ-MS screening, 1 year of experience
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A fast, comprehensive screening method for doping agents in urine by gas chromatography-triple quadrupole mass spectrometry