Carboxylic Acids on Ultra Aqueous C18

	Peaks	Conc. (µg/mL)
1.	Malonic acid	500
2.	Lactic acid	500
3.	Acetic acid	1,000
4.	Citric Acid	1,000
5.	Succinic acid	2,000
6.	Fumaric acid	10

LC_0140

Column	Ultra Aqueous C18 (cat.# 9178565)
Dimensions:	150 mm x 4.6 mm ID
Particle Size:	5 µm
Pore Size:	100 Å
Temp.:	25 °C
Sample
Diluent:	water
Inj. Vol.:	10 µL
Mobile Phase	50 mM potassium phosphate, pH 2.5:acetonitrile (99:1)
Flow:	1.5 mL/min
Detector	UV/Vis @ 210 nm

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