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Giemsa stain

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Giemsa stain Basic information

Product Name:
Giemsa stain
Synonyms:
  • Giemsa's stain: (& blood stain)
  • Azure eosin methylene blue, Giemsa solution
  • Giemsa stain, modified
  • AZURE MIXTURE SICC GIEMSA STAIN
  • AZUR EOSIN METHYLENE-BLUE
  • AZURE EOSIN METHYLENE BLUE
  • EOSIN AZURE GIEMSA
  • EOSIN METHYLENE BLUE COMPOUND
CAS:
51811-82-6
MF:
C14Cl1H14N3S1
MW:
291.8
EINECS:
257-438-2
Product Categories:
  • UVCBs-organic
Mol File:
51811-82-6.mol
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Giemsa stain Chemical Properties

Melting point:
300 °C(lit.)
Density 
0.99
Flash point:
15 °C
storage temp. 
room temp
solubility 
ethanol: 1 mg/mL
form 
powder
color 
Greenish-gold
PH
pH (25℃) : 6.0~8.0
Water Solubility 
Insoluble in water (<0.1%), methanol (5.8 mg/L), and ethanol.
CAS DataBase Reference
51811-82-6(CAS DataBase Reference)
EPA Substance Registry System
Giemsa's stain (51811-82-6)
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Safety Information

Hazard Codes 
Xi,T,F,Xn
Risk Statements 
41-39/23/24/25-23/24/25-11-63-62-46-36/38-21-52/53-22
Safety Statements 
7-16-36/37-45-39-26-53-25-61
RIDADR 
UN 1230 3/PG 2
WGK Germany 
3
12
TSCA 
Yes
HS Code 
32129000

MSDS

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Giemsa stain Usage And Synthesis

Chemical Properties

DARK GREEN TO GREENISH-BLACK FINE CRYST. POWDER

Uses

Giemsa Stain is used as a laboratory reagent and stain for microscopy. It is also used for the histopathologic detection of malaria and other parasites such as spirochete and protozoan. The stain is also been incorporated in differential staining between bacterial and human cells. The compound has been used in combination with May-Grunwald or Wright Stain (sc-203763) as a histological hematology stain.

Uses

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

Definition

ChEBI: Azure A is an organic chloride salt having 3-amino-7-(dimethylamino)phenothiazin-5-ium as the counterion. It is used in making azure eosin stains for blood smear staining. It has a role as a histological dye and a fluorochrome. It contains a 3-amino-7-(dimethylamino)phenothiazin-5-ium.

General Description

Modified Giemsa stain means when the pH of the Giemsa stain is changed from the usual 6.8 to 9.0.

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