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Merck
CN

20279

Supelpak-2

greener alternative

matrix styrene-divinylbenzene, 20-60 mesh, jar of 100 g

Synonym(s):

XAD®-2

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About This Item

CAS Number:
UNSPSC Code:
23151817
MDL number:
NACRES:
NB.21
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Quality Level

agency

ASTM® D6209, EPA 10,20,23,23A,TO-13A

description

purified XAD-2

form

beads (small)

packaging

jar of 100 g

sustainability

Greener Alternative Product

parameter

200 °C max. temp.

technique(s)

GC/MS: suitable, LPLC: suitable

surface area

~300 m2/g

matrix

styrene-divinylbenzene

matrix active group

polymer

particle size

20-60 mesh

pore size

~0.65 mL/g pore volume, 90 Å mean pore size

density

1.02 g/mL at 25 °C (true wet)(lit.), 1.07 g/mL at 25 °C (skeletal)(lit.)

application(s)

environmental

greener alternative category

separation technique

reversed phase

General description

We are committed to bringing you Greener Alternative Products. This product is a Design for Sustainability (DfS) developed product, which belongs to one of the four categories of greener alternatives. Click here to view its DfS scorecard.
Supelpak-2 is purified Amberlite XAD®-2 that has been cleaned to meet and exceed US EPA-recommended criteria for purity, as outlined in Level I Environmental Assessment Procedures Manual. It is the best resin to use for standard air sampling methods requiring resin tested for background TCO (total chromatographic organics) level. Packaged in glass containers.

Application

Supelpak-2 was used as adsorbent in an extraction procedure and the extracts were analysed using GC-MS, GC-FTIR, Proton NMR and GC-NPD

Legal Information

ASTM is a registered trademark of American Society for Testing and Materials
Amberlite is a trademark of DuPont de Nemours, Inc.
Supelpak is a trademark of Sigma-Aldrich Co. LLC
XAD is a registered trademark of The Dow Chemical Company or an affiliated company of Dow


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Related Content

低压液相色谱LPLC技术具有高度选择性,大多用于研究蛋白质、多肽和单克隆抗体等生物分子。LPLC技术基本具备制备能力和非破坏性,非常适于生物分子的分离和重组标签蛋白的纯化。

Low pressure liquid chromatography (LPLC) operates at low pressures, using a pump to drive the mobile phase onto the column.


F J Egea González et al.
Journal of AOAC International, 80(5), 1091-1097 (1997-11-05)
A method to sample and analyze chlorothalonil and dichlofluanid in greenhouse air was evaluated. Analysis was performed by gas chromatography with electron capture detection and gas chromatography-mass spectrometry. Solid sorbents such as Chromosorb 102, Porapak R, Supelpak-2, Amberlite XAD-2, Amberlite
D Rochat et al.
Journal of chemical ecology, 17(11), 2127-2141 (1991-11-01)
Male American palm weevils (APWs),Rhynchophorus palmarum (L.) produced two sex-specific compounds, which were disclosed by volatile collections on Supelpak-2 and gas chromatography. One was a minor compound, not always detected. The major male-produced volatile was identified as (2E)-6-methyl-2-hepten-4-ol through coupled
F J Egea González et al.
Journal of chromatography. A, 829(1-2), 251-258 (1999-01-29)
The diminution of metamidophos residue levels with time in vegetables an greenhouse air was investigated after treatment of tomatoes and green beans. A gas chromatographic method using dichloromethane as an extraction solvent has been developed to analyse metamidophos in vegetables



Global Trade Item Number

SKUGTIN
89505-100MG04061833076026
89505-50MG04061834167730
2027904061838079398