ORANGE G INDICATOR For Microscopy

C.I.No.16230 The main use of Orange G is in the OG-6 Papanicolaou stain, to stain keratin. It is also a major component of the Alexander test for pollen staining.
Acid Orange 10, Wool Orange 2G, 1-Phenylazo-2-naphthol-6,8-disulfonic acid disodium salt, 7-Hydroxy-8-phenylazo-1,3-naphthalenedisulfonic acid disodium salt

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Article No.
05045
Grade
For Microscopy
Purity
80% dye content
CAS No.
1936-15-8
Molecular Formula
C16H10N2Na2O7S2
Molecular Weight
452.37
H.S. Code
3204.9000
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
Orange powder
Odour
Odorless
pH value
9
Decomposition point [°C]
280 °C
Solubility in water [% weight]
70 g/l at 20 °C

Packings

  • 1PB1200060

    25 g (00025)

  • 1PB1200100

    100 g (00100)

 

Specifications

Appearance Orange powder
Dye content Min 80%
Absorption maxima in water 476 - 481 nm
Absorptivity Min 380
Loss on drying Max 15%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date : 21-May-2014
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