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Analysis of Preservatives Using HPLC (PDF)

.5: acetonitrile (99:1) Flow: 1.5mL/min. Temp.: 25°C Det.: UV @ 210nm 0 1 2 LC0140 3 4 5 min. HPLC sorbic Det.: UV @ 230nm 0 2 4 6 8 10 12 14 16 18 min. LC0199 Figure 3 A series of parabens can

Analyzing Cleaning and Personal Care Products by Gas and Liquid Chromatography (PDF)

min. LC0140 Peak List: 1. malonic acid 2. lactic acid 3. acetic acid 4. citric acid 5. succinic acid .0mL/min. ambient UV @ 280nm 10µL 5% solution of hand soap in methanol methanol ambient LC0293 0 2 4

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Carboxylic Acids on Ultra Aqueous C18

LC_0140

Column: Ultra Aqueous C18 (cat.# 9178565), Dimensions:150 mm x 4.6 mm ID, Particle Size: 5 µm, Pore Size: 100 Å, Temperature: 25 °C
Detector: UV/Vis
LC_0140