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Merck
모든 사진(3)

주요 문서

200964

Sigma-Aldrich

Erythrosin B

Dye content ≥95 %

동의어(들):

Solvent Red 140

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크기 선택

5 G
₩120,785
25 G
₩421,530

₩120,785


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보기 변경
5 G
₩120,785
25 G
₩421,530

About This Item

실험식(Hill 표기법):
C20H8I4O5
CAS Number:
Molecular Weight:
835.89
색상 지수 번호:
45430:2
EC Number:
MDL number:
UNSPSC 코드:
12171500
PubChem Substance ID:
NACRES:
NA.47

₩120,785


구입 가능 여부는 고객센터에 문의하십시오.

벌크 견적 요청

양식

powder

Quality Level

구성

Dye content, ≥95%

기술

microbe id | staining: suitable

색상

orange to red-orange

mp

303 °C (dec.) (lit.)

solubility

1 M NH4OH: 1 mg/mL
1 M NH4OH: soluble 1 mg/mL, orange to red

ε (흡광계수)

≥102000 at 526-534 nm at 0.005 g/L (95% Methanol 5% 0.1M Na2CO3)
≥13000 at 310-318 nm in 1 M NH4OH at 0.005 g/L (95% Methanol 5% 0.1M Na2CO3)
≥32000 at 258-266 nm at 0.005 g/L (95% Methanol 5% 0.1M Na2CO3)

응용 분야

diagnostic assay manufacturing
hematology
histology

저장 온도

room temp

SMILES string

Oc1c(I)cc2c(Oc3c(I)c(O)c(I)cc3C24OC(=O)c5ccccc45)c1I

InChI

1S/C20H8I4O5/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20/h1-6,25-26H

InChI key

OALHHIHQOFIMEF-UHFFFAOYSA-N

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애플리케이션

Erythrosin B has been used as a dye in fluorescence lifetime imaging.[1][2]

생화학적/생리학적 작용

Erythrosin B, also called as eosin B, is a xanthene dye.[3] It belongs to the family of fluorescein dyes. It plays a major role in inhibiting dopamine uptake and high affinity 3H-ouabain binding and ion transport in synaptosomes from rat caudate nucleus.[4][5]

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


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문서 라이브러리 방문

이미 열람한 고객

Erythrosin B is a specific inhibitor of high affinity 3H-ouabain binding and ion transport in rat brain
Silbergeld E K
Neuropharmacology, 20, 87-90 (1981)
Practical and reliable FRET/FLIM pair of fluorescent proteins.
Shcherbo D
BMC biotechnology, 2009-2009 null
Bright monomeric red fluorescent protein with an extended
fluorescence lifetime
Merzlyak EM
Nature Methods, 4, 555-557 (2007)
Erythrosin B inhibits dopamine transport in rat caudate synaptosomes.
Lafferman JA and Silbergeld EK
Science, 205, :410-:412 (1979)
Zhen Cheng et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 201, 281-287 (2018-05-15)
Because of the serious harm to animals and the environment associated with perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA), a rapid, sensitive and low-cost method for detecting PFOS and PFOA is of great importance. In this paper, a novel sensing

질문

1–2 / 2 질문  
  1. How to prepare for Erythrosin B (200964) 0,5%?

    1 답변
    1. Erythrosin B solutions can be prepared in various solvents. The dye is commonly prepared in water, buffered salt solutions or in ethanol. The Biological Stain Commission dissolves the dye in clove oil for the testing that is performed for certification of biological dyes. The solvent chosen will depend upon the staining applications. Erythrosin B can be dissolved in water to ~11 percent and 5% in ethanol. Some application recommend mixing or vortexing the solutions before use

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  2. Are there instructions for using Erythrosin B for fluorescent microscopy?

    1 답변
    1. Erythrosin B and Eosin B are considered synonyms; however, there are differences in their CAS numbers and CI numbers. Although there are no specific instructions for the use of product 200964, instructions are available for another Erythrosin B. This product can be used in a light microscopy procedure called hematoxylin and eosin staining. Additionally, both Erythrosin B and Eosin B are commonly used in H&E staining procedures and may be suitable for fluorescence microscopy for viability staining. While there is no product available for a staining procedure for viability staining, multiple procedures are available on the internet that can be considered for use with product 200964.

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