EPA Method TO-11/IP-6A and ASTM® D5197: HPLC Analysis of Aldehydes and Ketones on SUPELCOSIL™ LC-18 after Collection/Desorption using LpDNPH
Materiales
analytical column
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Cartucho LpDNPH S10
Starter Kit, bed wt. 350 mg, volume 3 mL, pkg of (kit includes 10 tubes, 10 tube adapters, 10 male luer ⅛" fittings)CONDITIONS
sample preparation
SPE (Solid Phase Extraction)
adsorbent tube
LpDNPH Cartridge (21024-U)
sample/matrix
5 μg each carbonyl-DNPH on LpDNPH cartridge. Cartridge eluted with 5.0 mL acetonitrile
column
SUPELCOSIL LC-18, 25 cm × 4.6 mm I.D., 5 μm particles (58298)
mobile phase
[A]:acetonitrile:tetrahydrofuran:water, 30:10:60; [B]: acetonitrile:water, 60:40
gradient
gradient 0% B for 1 min, linear gradient to 100% B over 10 min
flow rate
1.5 mL/min
detector
VIS, 360 nm
injection
25 μL of extract
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ASTM is a registered trademark of American Society for Testing and Materials
SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC