Analysis of Compounds with Labile Hydrogens by UHPLC/QTOF-MS
| Compound | Concentration (µg/mL) = SN 10 (µg/vial) | |
|---|---|---|
| Positive Mode | Negative Mode | |
| Butanoic acid | ND | ND |
| Hexanoic acid | ND | ND |
| Octanoic acid | ND | > 1 |
| Decanic acid | ND | > 0.1 |
| Dodecanoic acid | ND | > 0.1 |
| Tetradecanoic acid | ND | > 0.1 |
| 1-Butanol | ND | ND |
| 1-Hexanol | ND | ND |
| 1-Octanol | ND | ND |
| 1-Decanol | ND | ND |
| 1-Dodecanol | ND | ND |
| 1-Tetradecanol | ND | ND |
| 1-Butylamine | ND | ND |
| 1-Hexylamine | > 0.1 | ND |
| 1-Octylamine | 0.02 | ND |
| 1-Decylamine | 0.01 | ND |
| 1-Dodecylamine | 0.01 | ND |
| 1-Tetradecylamine | 0.02 | ND |
| Aniline | ND | ND |
| Dipropylamine | 0.1 | ND |
| Dibutylamine | 0.01 | ND |
| Dihexylamine | 0.01 | ND |
| 2-Ethylhexanoic acid | ND | > 1 |
| Abietic acid | 0.2 | 0.2 |
| Tetrephthalic acid | ND | ND |
| Adipic acid | ND | ND |
| 3,5-DTBHA | 0.3 | > 0.1 |
| Phenoxyethanol | ND | ND |
| Phenol | ND | ND |
| 1,3-Propanediol | ND | ND |
| 2-Ethyl-1-hexanol | ND | ND |
| Bisphenol A | ND | 0.3 |
ND