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57017

Supelco

Supelclean LC-SAX 固相萃取管

bed wt. 500 mg, volume 3 mL, pkg of 54 ea

同義詞:

LC-SAX小柱

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About This Item

分類程式碼代碼:
41115712
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材料

polypropylene tube

產品線

Supelclean

成份

bed wt., 500 mg

包裝

pkg of 54 ea

技術

solid phase extraction (SPE): suitable

容積

3 mL

基質

silica gel

基質活性組

SAX phase
quaternary amine, Cl- counterion

直徑

40-45 μm

孔徑

60 Å

應用

food and beverages

分離技術

ion exchange
ion exchange

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相關類別

法律資訊

Supelclean is a trademark of Sigma-Aldrich Co. LLC

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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分析證明 (COA)

Lot/Batch Number

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Xiaoming Chen et al.
Ecotoxicology and environmental safety, 189, 109946-109946 (2019-11-25)
The soils near the abandoned Shimen Realgar Mine are characterized by containing extremely high contents of total and soluble arsenic. To determine the microbial reactions and environmental factors affecting the mobilization and release of arsenic from soils phase into pore

條款

Normal-phase SPE separates analytes based on polar interaction with sorbents in diverse sample matrices.

Questions

1–3 of 3 Questions  
  1. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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  2. What is the functional group on the Supelclean LC-SAX SPE, Product 57017?

    1 answer
    1. The Supelclean LC-SAX SPE functional group is an aliphatic quaternary amine bonded to silica, with a chloride (Cl-) counter-ion; the capacity is approximately 0.2 meq/g (milliequivalents per gram).

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  3. How can analytes be eluted from the Supelclean LC-SAX SPE, Product 57017?

    1 answer
    1. The most common elution strategy with the Supelclean LC-SAX SPE is by pH manipulation.  Start by using a buffer with the pH adjusted to at least 2 pH units above the molecule’s pKa.  Methanol may be added to disrupt secondary interactions. Elute with 100 μL aliquots, at a reduced flow rate of approximately 1-2 drops/second.

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