MilliporeSigma
All Photos(2)

P4030

Sigma-Aldrich

Phloxine B

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

Synonym(s):
D&C;Red No. 28, Acid Red 92, Eosin 10B, Cyanosine, 2′,4′,5′,7′-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt
Empirical Formula (Hill Notation):
C20H2Br4Cl4Na2O5
CAS Number:
Molecular Weight:
829.63
Colour Index Number:
45410
Beilstein:
3887100
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

Quality Level

grade

certified by the Biological Stain Commission

form

powder

composition

Dye content, ≥80%

solubility

H2O: 1 mg/mL

εmax

1150-1300 at 546-550 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].[O-]c1c(Br)cc2c(Oc3c(Br)c([O-])c(Br)cc3C24OC(=O)c5c(Cl)c(Cl)c(Cl)c(Cl)c45)c1Br

InChI

1S/C20H4Br4Cl4O5.2Na/c21-5-1-3-17(9(23)15(5)29)32-18-4(2-6(22)16(30)10(18)24)20(3)8-7(19(31)33-20)11(25)13(27)14(28)12(8)26;;/h1-2,29-30H;;/q;2*+1/p-2

InChI key

OOYIOIOOWUGAHD-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

General description

Phloxine B is part of the xanthylium class of dyes. The stain is mostly used to determine cell ploidy and temperature sensitivity of Schizosaccharomyces pombe. Solid media is colored a vivid pink.

Application

Phloxine B has been used as a component of yeast extract peptone dextrose (YEPD) to grow Schizosaccharomyces pombe.

Packaging

25 g in glass bottle

Suitability

Certified for use in Mallory′s phloxine-methylene blue stain; Kreyberg′s method for keratin and mucus.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service