推薦產品
材料
fused silica
品質等級
agency
meets requirements for USP G1, G2, and G9
參數
-60-260 °C temperature (isothermal)
-60-280 °C temperature (programmed)
β值
44
df
3.00 μm
技術
gas chromatography (GC): suitable
長度 × 內徑
30 m × 0.53 mm
基質活性組
Bonded; poly(dimethyl siloxane) phase
柱類型
capillary non-polar
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一般說明
毛细管GC柱也称开口管柱。载气流过中心孔，并且在整个柱长上不受限制。
应用：该色谱柱被设计用于当需要非极性色谱柱时的传统通用用途应用。分析物将主要会根据沸点而被分离。
USP代码：该色谱柱满足USP G1、G2及G9要求。
固定相：
USP代码：该色谱柱满足USP G1、G2及G9要求。
固定相：
- 键合
- 聚（二甲基硅氧烷）
- ≤0.32 mm内径，<2 μm：-60°C至320°C (等温或程序性的)
- ≤0.32 mm内径,≥2 μm: -60°C至300°C (等温或程序性的)
- ≥0.53 mm内径, <2 μm: -60°C至300°C (等温)或320°C（程序性的）
- ≥0.53 mm内径, ≥2 μm: -60 °C至260 °C (等温)或280 °C（程序性的）
應用
SPB®-1气相毛细管色谱柱可用于通过化学发光检测法对氮化合物（定量）形态分析，该类化合物是极性的并且具有一定程度的碱性。
其他說明
我们提供多种色谱配件，包括分析进样针
法律資訊
SPB is a registered trademark of Merck KGaA, Darmstadt, Germany
Luisa A Wetta et al.
American journal of perinatology, 31(6), 541-546 (2013-09-12)
The objective of this study is to evaluate whether midtrimester maternal vitamin D is associated with preeclampsia < 37 weeks or spontaneous preterm birth (SPTB) < 35 weeks. Nested case-control comprising two case subsets: (1) 100 women with preeclampsia < 37 weeks and (2) 100 women
Joseph Findley et al.
The West Virginia medical journal, 111(3), 22-28 (2015-06-09)
Currently ACOG recommends that a mid-term screening strategy may be considered to identify short cervix in low risk populations in an effort to prevent preterm birth. Vaginal progesterone is recommended for women with a cervical length ≤20 mm. Cerclage is
M Buratti et al.
Journal of chromatography. B, Biomedical sciences and applications, 723(1-2), 95-104 (1999-03-18)
Methylhippuric acid isomers (MHAs), urinary metabolites of xylenes, were determined, after clean-up by C18-SPE and esterification with hexafluoroisopropanol and diisopropylcarbodiimide, by GC with ECD detection, on an SPB-35 capillary column (30 m, 0.32 mm I.D., 0.25 microm film thickness, beta
Speciation of nitrogen compounds in gasoline and diesel range process streams by capillary column gas chromatography with chemiluminescence detection.
Birbal C
Journal of Chromatographic Science, 35 (3), 97-104 (1997)
Scott RPW.
Introduction to Analytical Gas Chromatography, 101-102 (1997)
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