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Lab Chemicals
Biological Stains and Dyes
AZUR A
AZUR A For Microscopy
C.I. No. 52005 - An important nuclear staining component of polychrome Methylene blue. Azure A is used for staining cell granules, microorganisms and tissues. A component of MacNeal tetrachrome blood stain and of Romanowsky-type blood stains.
Azure A chloride
Article No.
01606
Grade
For Microscopy
Purity
CAS No.
531-53-3
Molecular Formula
C
1
4
H
1
4
ClN
3
S
Molecular Weight
291.80
H.S. Code
3204.9000
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
Dark green powder
Melting point/ Freezing point [°C]
290 °C
Solubility in water [% weight]
Soluble in water
Packings
5 g
(00005)
10 g
(00010)
25 g
(00025)
Specifications
Appearance
Dark green powder
Absorption maxima (0.003 g/L in water)
625 - 634 nm
Absorptivity (A 1%/1cm; at λmax; in water)
Min 1100
Loss on drying (at 110°C)
Max 8%
Safety Information and Hazard Symbols
Safety Statement: 22-24/25
Revision Date :
27-Jul-2022