This is an Application Brief and does not contain a detailed Experimental section.
This application brief demonstrates analysis of salicylic acid and related compounds.
The compounds used in this study are –
Compounds |
USP Tailing Factors |
---|---|
Phthalic Acid |
1.7 |
Salicylic Acid |
1.1 |
Benzoic Acid |
1.4 |
Column: |
Symmetry C18, 3.9 x 150 mm, 5 μm |
Part numbers: |
WAT046980 |
Mobile phase: |
50 mM potassium phosphate pH 3.0/acetonitrile 70:30 |
Temperature: |
40 °C |
Flow rate: |
0.7 mL/min |
Injection volume: |
6 μL of phthalic acid (0.5 mg/mL), benzoic and salicylic acids (1 mg/mL) |
Detection: |
UV @ 254 nm |
WA31763.146, June 2003