Fluorescein, disodium salt, pure, ACROS Organics™


Overview
Brand: Acros Organics

Manufacturer Part Number: 173240025

UNSPSC: 12350000

Code: 29

Additional Details:
Additional Details: CAS Number: 518-47-8 Weight: 2.55000kg


Packaging Plastic Bucket
Quantity 2.5kg

Product Code. 11946941

Quantity Price
1 £ 182.5 / 2.50kg
EU Stock 2
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Description and Specification

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

Specification

Melting Point 320.0°C
Formula Weight 376.27
Physical Form Powder
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
Health Hazard 3 Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flamm
Infrared Spectrum Authentic
Absorption Ratio 1.2 to 1.7
Purity Grade Pure
CAS 518-47-8
Loss on Drying 10% (105°C) max.
Molecular Formula C20H10Na2O5
Health Hazard 1 Warning
Lambda Max 488 to 491nm (in buffer pH 8)
Beilstein 19, V,6, 456
Specific Absorbance 1700 (at lambda max.) min.
Documentation

Technical documents

Safety and Handling

Warning

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