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MGT-7 Form
ERIOGLAUCINE Indicator grade
C.I.No.42090 Erioglaucine is a widely used acid aminotriphenylmethane dye of an intense blue colour.
Acid Blue 9, Alphazurine FG, FD&C;BLUE No. 1
MSDS
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COAs
Packings
10 g
(00010)
25 g
(00025)
Print friendly version
Article No.
03690
Grade
Indicator grade
Purity
CAS No.
3844-45-9
Molecular Formula
C
3
7
H
3
4
Na
2
N
2
O
9
S
3
Molecular Weight
792.85
H.S. Code
3204.9000
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Violet powder
Melting point/ Freezing point [°C]
283 °C
Density [g/cm3]
0.65
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Purple to dark purple powder
Infrared spectrum
Conforms to structure
Solubility (0.1% in water)
Clear dark blue solution
Absorption maxima (λmax1)
627 - 631 nm ((c = 0.005 g/l; Water)
Extinction Coefficient (at l1)
Min 80000.00
Absorption maxima (λmax2)
405 - 409 nm
Extinction Coefficient (at l2)
Min 9500.00
Absorption maxima (λmax3)
306 - 310 nm
Extinction Coefficient (at l3)
Min 10000.00
Revision Date:
29-Oct-2018
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ERIOGLAUCINE