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Merck
CN

W3000

Sigma-Aldrich

Wright stain

certified by the BSC

Synonym(s):

Eosin Methylene blue according to Wright

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About This Item

CAS Number:
68988-92-1
MDL number:
MFCD00082143
UNSPSC Code:
12171500

Key Documents

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Agency

certified by the BSC

form

powder

solubility

methanol: 1 mg/mL

InChI

1S/C20H8Br4O5.C16H18N3S/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;1-18(2)11-5-7-13-15(9-11)20-16-10-12(19(3)4)6-8-14(16)17-13/h1-6H,(H2-,25,26,27,28);5-10H,1-4H3/q;+1/p+1

InChI key

AXIKDPDWFVPGOD-UHFFFAOYSA-O

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Application

Certified as a stain for blood smears; and as a tissue stain in Nocht′s method. The Wright stain solution is used in place of the separate eosin and azure solutions in the Nocht method.
Reported to be superior to May-Grunwald Stain in blood staining.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKBD6952V
MKBD6952
MKBC3210
MKAA3244
10796JJ

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Analysis and testing of biological stains--the Biological Stain Commission Procedures.
D P Penney et al.
Biotechnic & histochemistry : official publication of the Biological Stain Commission, 77(5-6), 237-275 (2003-02-05)

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