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WRIGHT`S STAIN For microscopical staining

It is used primarily to stain peripheral blood smears and bone marrow aspirates which are examined under a light microscope. In cytogenetics it is used to stain chromosomes to facilitate diagnosis of syndromes and diseases.
Eosin Methylene blue according to Wright

COAs

Packings

25 g (00025)

100 g (00100)

1PB1200060 1PB1200100
Print friendly version
Article No. 06489 Grade For microscopical staining
Purity CAS No. 68988-92-1
Molecular Formula Molecular Weight
H.S. Code 3204.9000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Greenish black
Odour Odorless

Specifications

Appearance Greenish black/blue crystalline powder Absorption maxima in methanol (λmax1) 640 - 648 nm
Absorption maxima in methanol (λmax2) 522 - 525 nm Specific absorptivity 1%/1cm (at λmax1) Min 1100
Specific absorptivity 1%/1cm (at lmax2) Min 650 Suitability (for microscopy) Passes test
Loss on drying (at 110°C) Max 10%

Safety Information and Hazard Symbols

Corrosion Exclamation Mark
Symbol: GHS05, GHS07
 Signal Word: Danger
 Hazardous Statement: H302-H318
 Precaution Statement: P280-P305 + P351 + P338
Revision Date: 18-Apr-2014

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