Skip to Content
Merck
All Photos(1)

Key Documents

54096-U

Supelco

Supelclean™ ENVI-Carb/NH2 SPE Tube

bed A 500 mg (Supelclean ENVI-Carb), bed B 500 mg (Supelclean LC-NH2), volume 20 mL, pk of 200

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

UNSPSC Code:
41115712
NACRES:
NB.21

material

polypropylene tube

product line

Supelclean™

composition

bed A, 500 mg (Supelclean ENVI-Carb)
bed B, 500 mg (Supelclean LC-NH2)

packaging

pk of 200

technique(s)

solid phase extraction (SPE): suitable

volume

20 mL

matrix active group

aminopropyl phase
carbon phase

application(s)

food and beverages

separation technique

ion exchange
reversed phase

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Retention Mechanism: Reversed-phase and anion-exchange
Sample Matrix Compatibility: Organic or aqueous solutions

  • Dual layer SPE tube that contains both Supelclean ENVI-Carb (upper layer) & LC-NH2 (lower layer) SPE sorbents (separated by PE frit)
  • Developed to offer superior clean up when conducting multi-residue pesticide analysis from food (e.g. agricultural products, meats, etc.).
  • ENVI-carb has a strong affinity towards planar molecules, and can isolate/remove pigments (e.g., chlorophyll and carotinoids) and sterols commonly present in foods and natural products
  • Supelclean LC-NH2 is an aminopropyl phase that retains fatty acids, organic acids, and some polar pigments and sugars common in food matrices

Legal Information

Supelclean is a trademark of Sigma-Aldrich Co. LLC

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
13704102
13704101
12793101
10708903
10708901

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Articles

Solid Phase Extraction: Ion Exchange Methodology

SPE retention mechanism in this case is based on the electrostatic attraction of charged functional groups of the analyte(s) to oppositely charged functional groups on the sorbent.

Solid Phase Extraction: Reversed-Phase Methodology

Reversed-phase interaction will retain most molecules with hydrophobic character; it is very useful for extracting analytes that are very diverse in structure within the same sample.

Protocols

Solid Phase Extraction: Normal Phase Methodology

Retention occurs through polar interaction between the sorbent and analytes. Typical sample matrices that can be employed in normal-phase SPE include hydrocarbon or fatty oils diluted in a solvent like hexane, isooctane, chlorinated solvent, THF, diethyl ether, or ethyl acetate.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service