Merck
All Photos(4)

P3504

Sigma-Aldrich

丽春红S染液(零售包装)

BioReagent, suitable for electrophoresis

Synonym(s):
3-羟基-4-(2-磺基-4-[4-磺基苯偶氮]苯偶氮)-2,7-萘二磺酸 钠盐
Empirical Formula (Hill Notation):
C22H12N4Na4O13S4
CAS Number:
Molecular Weight:
760.57
颜色索引号:
27195
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.47

质量水平

200

产品线

BioReagent

形式

powder

technique(s)

electrophoresis: suitable

溶解性

H2O: 1 mg/mL

ε (extinction coefficient)

≥330000 at 518-522 nm in deionized water at 0.015 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES string

[Na+].[Na+].[Na+].[Na+].Oc1c(\N=N\c2ccc(cc2S([O-])(=O)=O)\N=N\c3ccc(cc3)S([O-])(=O)=O)c4ccc(cc4cc1S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-8-3-14(11-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4/b24-23+,26-25+;;;;

InChI key

KQHKSGRIBYJYFX-WNDMICSESA-J

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一般描述

Ponceau S是一种重氮染料的钠盐。它可用于制备染色剂,可用于硝酸纤维素膜或PVDF膜(蛋白质印迹)上蛋白质条带的快速可逆染色,也可用于在醋酸纤维素膜上对蛋白进行染色。可通过水洗涤逆转染色过程,其有助于随后的免疫学检测。
以下是两种常见的染色配方:
溶于5%乙酸中的0.1%Ponceau S(w/v)
溶于30%TCA和30%磺基水杨酸中2%Ponceau S(w/v)

应用

Ponceau S已用于对膜进行染色(蛋白质印迹)。

包装

10, 50, 100 g in glass bottle

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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