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上海希言科學儀器有限公司>>美國戴安Dionex>> 057178美國戴安Dionex CarboPac PA1 Carbohydrate Column 035391

美國戴安Dionex CarboPac PA1 Carbohydrate Column 035391

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  • 美國戴安Dionex CarboPac PA1 Carbohydrate Column 035391
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  • 型號 057178
  • 品牌 DIONEX/英國
  • 廠商性質(zhì) 代理商
  • 所在地 上海
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更新時間:2018/04/14 02:08:02瀏覽次數(shù):1369

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戴安公司生產(chǎn)的儀器主要有離子色譜儀、高效液相色譜儀、快速溶劑萃取儀和氨基酸直接分析儀。其中離子色譜儀憑借著雄厚的技術優(yōu)勢和方法已廣泛地應用于各個領域,其*達80%。與離子色譜相關的文章有90%均出自戴安公司生產(chǎn)的離子色譜儀。   
戴安公司的快速溶劑萃取儀15分鐘之內(nèi)僅用15毫升溶劑既可完成對10g樣品的萃取,該技術已在環(huán)境、藥物、食品和聚合物工業(yè)等領域得到廣泛應用。

詳細介紹

Ideal Column for the Separation of Neutral and Acidic Monosaccharides

The CarboPac? PA1 is an anion-exchange column for the separation of mono-, disaccharides, and specific oligosaccharides using an isocratic eluent. Sialic acid analysis has also been demonstrated on this column. 

  • General-purpose column for isocratic determination of monosaccharides and disaccharides
  • Detection by pulsed amperometric detection; no derivatization needed
  • Approved for use in a variety of official methods for the analysis of foods

The unique MicroBead? pellicular structure of the CarboPac PA1 resin gives it stability from pH 0–14 at all concentrations of buffer salts. The pellicular resin structure allows excellent mass transfer resulting in fast gradient reequilibration.

The CarboPac PA1 column is used with pulsed amperometric detection; no derivatization is required. Sensitivity on the PA1 is not as high as with the CarboPac PA20 or PA10 for monosaccharide analysis. Thus the CarboPac PA1 is well suited for the analysis of foods for nutritional labeling. The CarboPac PA1 has been approved for use in a number of official methods.

CarboPac PA1 Column for Routine Carbohydrate Analysis  Specifications
DimensionsCarboPac PA1 Analytical Column:
4 × 250 mm and 2 × 250 mm
CarboPac PA1 Guard Column:
4 × 50 mm and 2 × 50 mm
CarboPac PA1 Semipreparative Column:
22 × 250 mm
Maximum operating pressure4000 psi (27.9 MPa)
Temperature range4–55 °C
Recommended operating temperature: ambient
Typical operating conditions1500 psi at 1.0 mL/min (analytical and guard columns)
Recommended flow rate: 1.0 mL/min (for 4 × 250 mm)
phase compatibilitypH 0–14; up to 2% of common HPLC solvents.
Acetate or hydroxide eluents only.
Resin composition10-μm-diameter substrate (polystyrene 2% cross-linked with divinylbenzene) agglomerated with 500-nm MicroBead quaternary ammonium functionalized latex (5% cross-linked).
Anion-exchange capacityApproximay 100 μeq/column (4 × 250 mm analytical column)
Column constructionPEEK with 10-32 threaded-ferrule-style end fittings.
All components are nonmetallic.
Analytical Columns
CarboPac PA1 Analytical Column (2 x 250 mm)057178
CarboPac PA1 Analytical Column (4 X 250 mm)035391
CarboPac PA1 Semi-Preparative Column (9 x 250 mm)039686
CarboPac PA1 Semi-Preparative Column (22 x 250 mm)SP2866
Guard Columns
CarboPac PA1 Guard Column (2 x 50 mm)057179
CarboPac PA1 Guard Column (4 x 50 mm)043096
CarboPac PA1 Guard (9 x 50 mm)063501

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