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Merck
CN

45250

Eosin Methylene blue

suitable for microscopy

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.47
PubChem Substance ID:
329756624
MDL number:
MFCD00005038
Colour Index Number:
45380/52015

Key Documents

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InChI

1S/C21H10Br4O5.K/c1-29-21(28)9-5-3-2-4-8(9)14-10-6-12(22)17(26)15(24)19(10)30-20-11(14)7-13(23)18(27)16(20)25;/h2-7,26H,1H3;/q;+1/p-1

SMILES string

[K+].COC(=O)c1ccccc1C2=C3C=C(Br)C(=O)C(Br)=C3Oc4c(Br)c([O-])c(Br)cc24

InChI key

NXBZXYJXNIFCRJ-UHFFFAOYSA-M

form

solid

suitability

suitable for microscopy

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General description

Mixture of eosin and methylene blue stains for use in differential microbiological media to culture and identify pathogenic microorganisms, e.g., Neisseria sicca,, Acinetobacter calcoaceticus.

pictograms

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GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCCB4306
BCBT9564
BCBP5945V
BCBG9204V
BCBD7234V

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D F Spino et al.
Applied and environmental microbiology, 41(4), 1063-1064 (1981-04-01)
Acinetobacter calcoaceticus, frequently found in drinking waters and implicated in nosocomial infections, was presumptively identified by its tiny, blue colonial appearance on Levine eosin methylene blue agar. All of the 33 isolates from drinking water showing this distinctive colonial appearance

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