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Eosin b

Name: Eosin b
Grade: Indicator (For Microscopy)
Application: clinical
Synonyms: C. I. No. 45400, Eosin Blue, , Acid Red 91, Eosin Scarlet, Eosin bluish, Saffrosine,
CAS Number: 548-24-3  EC Number: 208-943-1  Molar Mass: 624.08 g/mol Chemical Formula: C20H6N2O9Br2Na2
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تشخیص طبی، مواد آلی ، اندیکاتورها
General information

General information

Chemical formula:  C20H6N2O9Br2Na2 Molar Mass: 624.08 g/mol
Appearance: Brown to dark green powder Bulk density:  680 kg/m3
Solub. in water:  300 g/l Melting point: 275 °C(decompose)
Boiling point: 663.6ºC at 760 mmHg pH value:  6.2 (25°C)
Storage temp.:  +2°C to +30°C Cautions:  Not a hazardous substance
R: N/A S:  N/A
HS-No.:   3212 90 00 EC number :   208-943-1
Specification

Specification

Description   Conforms  
Dye content 85.0 %
Absorptivity (A 1%/1cm at λmax in water) 800
Solubility (0.1% in water) Conforms
Absorption maxima in water 517-520 nm
Loss on drying (at 110°C) 8.0 %
Suitability Conforms
Ordering code

Ordering code

Ordering code 10 g 25 g 50 g 100 g 250 g
P.E.
Glass 615.09.00010.01
Hazard symbol

Hazard symbol

 

Hazard Symbol
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