Disease Markers / 2016 / Article / Tab 1

Research Article

Validation of an LC-MS/MS Method for Urinary Lactulose and Mannitol Quantification: Results in Patients with Irritable Bowel Syndrome

Table 1

MS method parameters. The monitored precursor ion along with the corresponding product ion and collision energy (eV) and T-lens (V) are also shown.

AnalytePrecursor ion mass (m/z)Production mass (m/z)TransitionCollision energy (V)T-lens (V)

Mannitol181.089.1Quantifier2134
181.0101.1Qualifier2134
181.0119.2Qualifier2134
181.0163.0Qualifier2134

Lactulose341.2100.9Qualifier1443
341.2160.9Quantifier1443

Raffinose503.1220.7IS2177