技术
HPLC: suitable
试验参数
column: Ascentis C8, 15 cm x 4.6 mm I.D., 5 μm particles (581424-U)
mobile phase: [A] 5% acetic acid; [B] (50:50) methanol:acetonitrile
gradient: 30 to 100% B in 10 min; held for 5 min
flow rate: 2.0 mL/min
column temp.: 30 °C
detector: UV, 280 nm
injection: 10 μL
sample: as indicated in 50:50 acetonitrile:2-propanol
适用性
application for HPLC
应用
cleaning products
cosmetics
personal care
vitamins, nutraceuticals, and natural products
法律信息
Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany
分析物
说明
Propyl gallate
Ethoxyquin
2′,4′,5′-Trihydroxybutyrophenone
tert-Butylhydroquinone 10 μg/mL
Nordihydroguaiaretic acid
3-tert-Butyl-4-hydroxyanisole 10 μg/mL
2,6-Di-tert-butyl-4-hydroxymethylphenol 10 μg/mL
Octyl gallate 10 μg/mL
Lauryl gallate 10 μg/mL
3,5-Di-tert-butyl-4-hydroxytoluene, analytical standard
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