熱門關(guān)鍵詞:蘇瑪罐,原子吸收分光光度計(jì),環(huán)境監(jiān)測(cè)產(chǎn)品,液相色譜,色譜柱。
更新時(shí)間:2019-11-20
Dionex IonPac AS5 陰離子交換柱 035395是一款低容量,氫氧化物選擇性陰離子交換色譜柱。
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The IonPac AS5 是一款低容量,氫氧化物選擇性陰離子交換色譜柱。用于分離更高價(jià)態(tài)的陰離子,包括多磷酸鹽,含氧陰離子,EDTA復(fù)雜物,金屬氰hua物,疏水性陰離子,如碘化物,留待硫酸鹽,和硫氰酸鹽。
◇使用金屬AS5列四乙酸配合物。
◇ 使用的氰基AS5柱過渡金屬配合物。
◇在AS5可用于疏水性陰離子,包括碘,硫氰酸鹽和硫代硫酸鹽。
◇ 高容量AS16和AS20列建議疏水性陰離子和高電荷陰離子。
Dionex IonPac AS5 陰離子交換柱 035395
訂貨信息:
Dionex IonPac AS5 陰離子交換柱
分析柱 | |
IonPac AS5 Analytical Column (4 x 250 mm) | 035395 |
保護(hù)柱 | |
IonPac AG5 Guard Column (4 x 50 mm) | 035396 |
The IonPac? AS5 separates higher-valence anions, including polyphosphates, oxyanions, EDTA complexes, metal cyanide complexes, and hydrophobic anions such as iodide, thiosulfate, and thiocyanate.
For metal-EDTA complexes
For cyano-transition metal complexes
For hydrophobic anions, including iodide, thiocyanate, and thiosulfate
AS16 or AS20 columns are recommended for hydrophobic anions and highly charged anions
The AS5’s compatibility with weak eluents simplifies the determination of strongly-retained species, since these eluents are compatible with a suppressor. Furthermore, the rapid elution of strongly-retained species greatly improves peak shapes, lowers minimum detection limits, and increases sample throughput potential.
The selectivity of the AS5 makes it possible to rapidly elute strongly-retained species such a iodide and thiocyanate in brines without interference from the large chloride peak typical of such samples.
Note: IonPac AS16 or AS20 columns are recommended for hydrophobic anions and highly-charged anions.
IonPac AS5 Anion-Exchange Column Specifications | |
---|---|
Dimensions | IonPac AS5 Analytical Column: 4 × 250 mm IonPac AG5 Guard Column: 4 × 50 mm |
Maximum operating pressure | 2000 psi |
Mobile phase compatibility | pH 0–14; 0–3% HPLC solvents |
Substrate characteristics | Bead Diameter: 15 μm Cross-Linking (%DVB): 2% |
Latex characteristics | Functional Group: Alkanol quaternary ammonium ion Latex Cross-Linking: 1% Latex Diameter: 120 nm Hydrophobicity: Low |
Capacity | 20 μeq (4 × 250 mm analytical column) |
Column construction | PEEK with 10-32 threaded ferrule-style end fittings. All components are nonmetallic. |