CARB 1004 Aldehyde/Ketone-DNPH Calibration Standard on Raptor ARC-18

	Peaks	tR (min)
1.	Formaldehyde	1.516
2.	Acetaldehyde	1.859
3.	Acetone	2.283
4.	Acrolein	2.461
5.	Propionaldehyde	2.648
6.	Crotonaldehyde	3.177
7.	Methyl ethyl ketone	3.325
8.	Methacrolein	3.474
9.	Butyraldehyde	3.667
10.	Benzaldehyde	4.069
11.	Valeraldehyde	5.011
12.	m-Tolualdehyde	5.239
13.	Hexaldehyde	6.082

LC_EV0529

Column	Raptor ARC-18 (cat.# 9314A1E)
Dimensions:	100 mm x 3.0 mm ID
Particle Size:	2.7 µm
Temp.:	40 °C
Sample	CARB 1004 aldehyde/ketone-DNPH calibration standard (cat.# 33093)
Diluent:	Acetonitrile
Conc.:	3 µg/mL
Inj. Vol.:	3 µL
Mobile Phase
A:	Water:tetrahydrofuran (5:2)
B:	Acetonitrile
	Time (min) Flow (mL/min) %A %B 0.00 0.6 70 30 3.5 0.6 65 35 6.5 0.6 30 70 6.51 0.6 70 30 8.5 0.6 70 30
Max Pressure:	240 bar
Detector	UV/Vis @ 365, 4 nm
Notes	Using stainless steel tubing and fittings instead of PEEK material is recommended when the mobile phase contains high concentrations of tetrahydrofuran.

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CARB 1004

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Raptor

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aldehyde

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ketone

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DNPH

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