추천 제품
material
fused silica
Agency
meets requirements for USP G25 and G35
파라미터
60-200 °C temperature (isothermal)
60-220 °C temperature (programmed)
베타 값
250
df
0.25 μm
기술
gas chromatography (GC): suitable
크기 × I.D.
30 m × 0.25 mm
기질 활성군
Bonded; acid-modified poly(ethylene glycol) phase
응용 분야
agriculture
chemicals and industrial polymers
cleaning products
clinical
cosmetics
food and beverages
forensics and toxicology
personal care
컬럼 유형
capillary polar
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일반 설명
Application: The incorporation of acid functional groups into the phase lends an acidic character to this column, useful for analyses of volatile acidic compounds. Difficult to analyze carboxylic acids (free fatty acids) can be analyzed with excellent peak shape and minimal adsorption.
USP Code: This column meets USP G25 and G35 requirements.
Phase:
USP Code: This column meets USP G25 and G35 requirements.
Phase:
- Bonded
- Acid-modified poly(ethylene glycol)
- 60 °C to 200 °C (isothermal) or 220 °C (programmed)
애플리케이션
Nukol capillary GC column may be used for quantitative determination of free volatile fatty acids (FVFA) from dairy products. It may also be used for the determination of the free concentration of valproic acid in human plasma by equilibrium dialysis followed by solid-phase microextraction (SPME) and capillary gas chromatography.
기타 정보
We offer a variety of chromatography accessories including analytical syringes
법적 정보
Solid-phase microextraction for the determination of the free concentration of valproic acid in human plasma by capillary gas chromatography.
Journal of Chromatography. B, Biomedical Sciences and Applications, 673 (2), 299-305 (1995)
Quantitative determination of free volatile fatty acids from dairy products on a Nukol capillary column.
Journal of Chromatography A, 519 (2), 369-378 (1990)
문서
Separation of Propionic acid; Acetic acid; Heptanoic acid; Isobutyric acid; Valeric acid; Isocaproic acid; Butyric acid; Isovaleric acid
프로토콜
GC Analyses of Free Fatty Acids
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