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上海希言科學儀器有限公司

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IonPac AS22陰離子分離色譜柱耗材美國戴安Dionex，上海希言科學儀器有限公司主要的代理產品品牌有：美國PE、美國戴安Dionex、德國DURANDURAN、美國哈希Hach、美國沃特世Waters、美國安捷倫Agilent、德國賀利氏Heraeus、美國奧立龍Orion等。

Dionex IonPac AS22-Fast-4um Anion-Exchange Column Specifications
Substrate Characteristics:	Bead Diameter and Pore Size: 4 um (0.4 × 150, 2 × 150 and 4 × 150 mm); Supermacroporous resin (2000 ?) 11 um (0.4 × 35, 2 × 30 and 4 × 30 mm); Microporous resin (<1 ?) Cross-linking (%DVB): 55%
Ion Exchange Group:	Functional Group: Alkanol quaternary ammonium ion
Functional Group Characteristics:	Ultralow hydrophobicity
Column Construction:	PEEK? with 10-32 threaded ferrule style end fittings. All components are nonmetallic.
Capacity:	1.26 ueq (0.4 × 150 mm capillary column) 31.5 ueq (2 × 150 mm analytical column) 126 ueq (4 × 150 mm analytical column) 0.04 ueq* (0.4 × 35 mm capillary guard column) 1 ueq* (2 × 30 mm guard column) 4 ueq* (4 × 30 mm guard column) *Guards are packed with a low-capacity microporous resin.
Dimensions:	Dionex IonPac AS22-Fast-4um Analytical Columns: 2 × 150 mm and 4 × 150 mm Dionex IonPac AS22-Fast-4um Capillary Column: 0.4 × 150 mm Dionex IonPac AG22-Fast-4um Guard Columns: 2 × 30 mm and 4 × 30 mm Dionex IonPac AG22-Fast-4um Capillary Guard Column: 0.4 × 35 mm
Maximum Operating Pressure:	5000 psi
Phase Compatibility:	pH 0–14; 0–100% HPLC solvents

Analytical Columns
Dionex IonPac AS22-Fast-4um Analytical Column (4 × 150 mm)	088486
Dionex IonPac AS22-Fast-4um Analytical Column (2 × 150 mm)	088488
Dionex IonPac AS22-Fast-4um Capillary Column (0.4 × 150 mm)	088490

Guard Columns
Dionex IonPac AG22-Fast-4um Guard Column (4 × 30 mm)	088487
Dionex IonPac AG22-Fast-4um Guard Column (2 × 30 mm)	088489
Dionex IonPac AG22-Fast-4um Capillary Guard Column (0.4 × 35 mm)	088491