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

C₁₄H₁₄ClN₃S

Molecular Weight

291.80

H.S. Code

3204.9000

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

Dark green powder

Melting point/ Freezing point [°C]

290 °C

Solubility in water [% weight]

Soluble in water

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 Statement: 22-24/25

Revision Date : 27-Jul-2022