Concepedia

Johannes B. Laurens

JB

15

Publications

301

Citations

12

H-Index

1977

Active since

Affiliations

University of Pretoria(Current)

National Health Laboratory Service

Johannes B. Laurens is an author at University of Pretoria specializing in chromatography, medicine, and analytical chemistry.

Top concepts

Publications per year

1977–2018

15

Publications

15

Rapid GC–MS confirmation of amphetamines in urine by extractive acylation

Adriaan A. S. Marais, Johannes B. Laurens · Forensic Science International · 2008 · 50 citations

, , +5

Quantitation of hydroxyproline in bone by gas chromatography–mass spectrometry

M. Delport, S Maas, Van der Merwe et al. · Journal of Chromatography B · 2004 · 31 citations

, , +6

Preparation of 5‐Hydroxymethylfurfural Part II. Dehydration of Fructose in a Tube Reactor Using Polyethyleneglycol as Solvent

B.F.M. Kuster, Johannes B. Laurens · Starch - Stärke · 1977 · 28 citations

, , +9

Gas chromatographic–mass spectrometric confirmation of atractyloside in a patient poisoned with Callilepis laureola

Johannes B. Laurens, L. C. Bekker, Vanessa Steenkamp et al. · Journal of Chromatography B Biomedical Sciences and Applications · 2001 · 27 citations

, , +11

Validated method for quantitation of biomarkers for benzene and its alkylated analogues in urine

Johannes B. Laurens, Xavier Yangkou Mbianda, Johan Spies et al. · Journal of Chromatography B · 2002 · 23 citations

, , +13

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