International Journal of Analytical Chemistry / 2016 / Article / Tab 1

Research Article

Liquid Chromatography with Electrospray Ionization and Tandem Mass Spectrometry Applied in the Quantitative Analysis of Chitin-Derived Glucosamine for a Rapid Estimation of Fungal Biomass in Soil

Table 1

In and output values of the full factorial design used to investigate the linear relationship of peak area for the 72 and 84 Th fragments in relation to known concentrations of glucosamine (GlcN) and galactosamine (GalN). Experiments were analyzed in random order.

Conc.1 (M)Peak area (cps)Calculated conc.2 (M)
ExperimentGlcNGalN180 > 72180 > 84GlcNGalN

1153.6E53.3E415
21105.8E54.1E4110
31159.9E56.1E4116
4855.3E51.3E595
58108.0E51.4E5910
68151.2E61.7E5916
71556.9E52.2E5165
815109.7E52.3E51610
915151.4E62.8E51615
10153.3E52.9E415
111106.0E54.1E4111
121151.0E66.1E4116
13855.9E51.5E595
148109.0E51.6E5911
158151.2E61.7E5815
161557.9E52.6E5165
1715109.8E52.4E51710
1815151.3E62.5E51615

Concentrations of GlcN and GalN prepared for each experiment
GlcN and GalN concentrations calculated using (3) and (4) with slope coefficients () derived from coefficients of slope from calibration curves determined from standard solutions analyzed within the same acquisition batch.

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