Merck
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G5637

Sigma-Aldrich

Giemsa stain

certified by the Biological Stain Commission

Synonym(s):
Azure mixture sicc. Giemsa stain
Empirical Formula (Hill Notation):
C14H14ClN3S
CAS Number:
Molecular Weight:
291.80
MDL number:
PubChem Substance ID:
NACRES:
NA.47

grade

certified by the Biological Stain Commission

Quality Level

form

powder or crystals

mp

300 °C (lit.)

solubility

ethanol: 1 mg/mL, blue to very deep blue

absorption

≥0.6 at 647-653 nm in methanol at 0.005 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Cl-].CN(C)c1ccc2N=C3C=CC(=[NH2+])C=C3Sc2c1

InChI

1S/C14H13N3S.ClH/c1-17(2)10-4-6-12-14(8-10)18-13-7-9(15)3-5-11(13)16-12;/h3-8,15H,1-2H3;1H

InChI key

NALREUIWICQLPS-UHFFFAOYSA-N

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General description

Giemsa stain is required for the staining of azurophil granules and is an excellent stain for inclusion bodies.

Application

Giemsa stain has been used for the staining of cells and blood films.

Packaging

5, 25 g in glass bottle

Suitability

Certified for Giemsa stain for blood films and for the Wolbach′s Giemsa method for paraffin sections.

Storage Class Code

11 - 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

Certificate of Analysis

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Certificate of Origin

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