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Fluorescein, disodium salt, pure, ACROS Organics™

$35.62 - $549.60

Chemical Identifiers

Chemical Name or Material Fluorescein, Disodium Salt
CAS 518-47-8
Purity Grade Pure
Molecular Formula C20H10Na2O5
Formula Weight 376.27
Synonym Acid Yellow 73
View More Specs
Products
Catalog Number Mfr. No. Packaging Quantity Price Quantity    

AC173241000

  SDS
fisher scientific acros
173241000
Glass Bottle 100g Each for $35.62

AC173245000

  SDS
fisher scientific acros
173245000
Glass Bottle 500g Each for $113.29

AC173240025

  SDS
thermo fisher scientific
AC173240025
Plastic Bucket 2.5kg Each for $549.60
Description & Specifications

Specifications

Physical Form Powder
Formula Weight 376.27
Color Orange-red to dark brown or greenish-brown
Quantity 100g
Purity Grade Pure
Merck Index 15, 4192
Beilstein 19, V,6, 456
Molecular Formula C20H10Na2O5
Chemical Name or Material Fluorescein, disodium salt
Synonym Acid Yellow 73
Infrared Spectrum Authentic
Health Hazard 1 Warning
Absorption Ratio 1.2 to 1.7
Lambda Max 488 to 491nm (in buffer pH 8)
Specific Absorbance 1700 (at lambda max.) min.
CAS 518-47-8
Packaging Glass Bottle
Loss on Drying 10% (105°C) max.
Health Hazard 3 Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flamm

Indicator

Safety and Handling

Warning

Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flamm