Research Article
Development of a Gas Chromatography-Mass Spectrometry Method for the Quantification of Glucaric Acid Derivatives in Beverage Substrates
Table 1
Calibration stock standards.
| Standard level | Mass of mix stock (g) | Final mass (g) |
Concentration (ppm) | GL | DGuA |
| SL1 | NA | NA | 0 | 0 | SL2 | 0.117 | 10.019 | 1.3 | 3.58 | SL3 | 0.229 | 10.592 | 2.39 | 6.62 | SL4 | 0.518 | 10.037 | 5.71 | 15.81 | SL5 | 1.006 | 10.027 | 11.11 | 30.75 | SL6 | 2.011 | 10.072 | 22.12 | 61.19 | SL7 | 4.033 | 10.001 | 44.62 | 123.47 |
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