CARMINE For Microscopy

C.I.No.75470 -Nuclear stain. Suitable for use in Orth's Lithium Carminic technique
Alum lake of carminic acid, Cochineal, Nacarat, Natural Red 4

Article No.
02540
Grade
For Microscopy
Purity
CAS No.
1390-65-4
Molecular Formula
Molecular Weight
H.S. Code
3203.0090
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
Pink to red
Odour
odorless
Density [g/cm3]
> 1.0
Solubility in water [% weight]
Negligible

Packings

  • 1GBA000015

    5 g (00005)

  • 1GBA000060

    25 g (00025)

 

Specifications

Appearance Dark red coloured powder
Absorption maxima (λmax1, in DMSO) 563 - 571 nm
bsorption maxima (λmax2, in DMSO) 525 - 533 nm
A1%,1cm, λ 1 max Min. 70
A1%,1cm, λ 2 max Min. 100
Ratio λmax. P+/-15 nm (at 528 nm) 1.00 - 1.10
Loss on drying (at 110°C) Max. 15%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date : 02-May-2017
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