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BES 生物緩衝劑

BES

生物緩衝劑

Biological Buer

廠牌:GenGiant
供應商:力明儀器有限公司
聯絡電話:02-29341722 02-29342812
定價:與我們聯絡

快速詢價

3710

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Biological Buer   生物緩衝劑   BES

 

 

Catalog No.Bio-ES002

 

CAS No.

10191-18-1 ( CAS No. is listed on the TSCA inventory )

EC No.

233-465-5

Synonyms

N, N-Bis [ 2-Hydroxyethyl ]-2-aminoethanesulfonic acid

2-[ Bis ( 2-hydroxyethyl ) amino ] ethanesulfonic acid

Chinese Name

N, N- ( 2-羥乙基 )-2氨基乙烷磺酸

N, N- ( 2-羥乙基 )-2氨基乙磺酸

Molecular Structure

 

Molecular Formula

C6H15NO5S

Molecular Weight

213.25

Meleing point

152~154

Water solubility

10% aq. in hot water clear and colorless

Solubility ( 0.1M in H2O ) clear and complete

pKa ( 25℃ )

7.1 ± 0.2

Appearance

White crystalline powderodorless

Purity Assay

≥ 99.0% ( Titration )

Moisture

≤ 1.0%

UV A260 / A280nm

UV ( 0.1 M in H2O ) A260nm ≤ 0.010  A280 ≤ 0.08

Storages

Room Temperature

Description

1.      BES is a zwitterionic buffer used in biochemistry and molecular biology research. The useful range of BES buffer in aqueous solution  working concentration is3-100mM.

2.      Highly efficient transformation of mammalian cells with a BES-buffered salt solution ( 50mM BESpH 6.95 ( transformation crucial factor )280mM NaCl1.5mM Na2HPO4 ).

3.      It is a Good’s buffer.



World's Leading Manufacturer of

Good's Buffer

Useful pH Ranges of Selected Biological Buffers (25℃, 0.1M)
Sodium and Potassium salt buffers are also available


    As one of the major suppliers, biological buffers have always been our strength. Now, we have taken a step further with our unique green manufacturing processes in a new GMP compliance facility. To ensure that GenGiant meet your standards, we continuously improve, upgrade and transform our products to meet ACS, USP and more stringent specifications.

    GenGiant offers reliable and consistent product quality and a comprehensive range of analytical tests are available for your specific requirements.

    Our biological buffers are used widely in life science and pharmaceuticals including cell biology, molecular biology and industrial biopharmaceutical applications. The products are non toxic to cell cultures, and have pKa values at or near physiological pH. All of our buffer are at least the ultra pure grade, which have high assay, solubility and low heavy metals, and free of DNase, RNase, and Protease.

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