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Fluorescein, disodium salt, pure, ACROS Organics™


Quantity 2.5kg
Packaging Plastic Bucket

Manufacturer: thermo fisher scientific  AC173240025

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Catalog No. AC173240025

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Description & Specifications

Chemical Identifiers

Melting Point 320.0°C
Physical Form Powder
Formula Weight 376.27
Color Orange-red to dark brown or greenish-brown
Quantity 2.5kg
Merck Index 15, 4192
Packaging Plastic Bucket
Synonym Acid Yellow 73
Chemical Name or Material Fluorescein, Disodium Salt
Purity Grade Pure
Beilstein 19, V,6, 456
Loss on Drying 10% (105°C) max.
CAS 518-47-8
Molecular Formula C20H10Na2O5
Infrared Spectrum Authentic
Absorption Ratio 1.2 to 1.7
Health Hazard 1 Warning
Health Hazard 3 Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flamm
Lambda Max 488 to 491nm (in buffer pH 8)
Specific Absorbance 1700 (at lambda max.) min.

Specifications

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
Accessories

Warning

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

SDS & Safety Documents