四氯四碘荧光素二钠盐

4,5,6,7-Tetrachloro-2′,4′,5′,7′-tetraiodofluorescein disodium salt

品牌

Sigma-Aldrich

CAS

632-69-9

货号

198250

包装型号

规格纯度

certified by the Biological Stain Commission, Dye content ≥80 %

参考价格

368.85 元 *本价格含增值税费

促销

数量

产品名称：

632-69-9
Rose Bengal
Acid Red 94
Bengal Rose B sodium salt
4,5,6,7-Tetrachloro-2′,4′,5′,7′-tetraiodofluorescein disodium salt
Rose Bengal sodium salt
玫瑰红
四氯四碘荧光素二钠盐
孟加拉玫瑰红 B 钠盐
酸性红 94
虎红钠盐

产品介绍：

产品说明

一般描述

Rose Bengal is the sodium salt of tetraiodotetrachlorouorescein, C₂₀H₂O₅I₄Cl₄Na₂. It is an anionic water-soluble xanthene dye.

应用

Rose bengal has several microbilogical staining applications including:

Conn′s technique for bacteria in soil and Kreyberg′s stain for keratin and mucus
counterstaining hematoxylin in the assesment of merck competence
staining cellular inclusions, together with Bismark brown

包装

5, 25 g in glass bottle

基本信息

经验(实验)分子式	C₂₀H₂Cl₄I₄Na₂O₅
分子量	1017.64
颜色索引号	45440
Beilstein	3645857
EC 号	211-183-3
MDL编号	MFCD00005043
PubChem化学物质编号	24851870
NACRES	NA.47

产品性质

质量水平	100
等级	certified by the Biological Stain Commission
形式	powder
组成	Dye content, ≥80%
溶解性	H₂O: 1 mg/mL
λ_max	548 nm
ε (extinction coefficient)	≥90000 at 546-550 nm at 0.008 g/L
application(s)	diagnostic assay manufacturing hematology histology
储存温度	room temp
SMILES string	[Na+].[Na+].[O-]C(=O)c1c(Cl)c(Cl)c(Cl)c(Cl)c1C2=C3C=C(I)C(=O)C(I)=C3Oc4c(I)c([O-])c(I)cc24
InChI	1S/C20H4Cl4I4O5.2Na/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28;;/h1-2,29H,(H,31,32);;/q;2*+1/p-2
InChI key	UWBXIFCTIZXXLS-UHFFFAOYSA-L

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)