Skip to Content
Merck

1.03992

Fluorescein sodium (C.I. 45350)

extra pure

Synonym(s):

Fluorescein sodium (C.I. 45350)

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C20H10Na2O5
CAS Number:
518-47-8
Molecular Weight:
376.27
UNSPSC Code:
12171501
EC Index Number:
208-253-0
MDL number:
MFCD00167039

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Fluorescein sodium (C.I. 45350), extra pure

SMILES string

[Na+].[Na+].[O-]c1cc2c(cc1)C(=C4C(=CC(=O)C=C4)O2)c3c(cccc3)C(=O)[O-]

InChI

1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2

InChI key

NJDNXYGOVLYJHP-UHFFFAOYSA-L

form

powder

potency

6720 mg/kg LD50, oral (Rat)

pH

8.3 (20 °C, 10 g/L in H2O)

mp

>300 °C

solubility

500 g/L

bulk density

600 kg/m3

application(s)

pharma/biopharma processes

storage temp.

2-30°C

Quality Level

100

Application

Fluorescein sodium is used as fluorescent tracer.

General description

We offer a range of high quality critical raw materials plus the documentation and expertise to help our customers meet stringent regulatory requirements. Our SAFC® portfolio of high-quality products withstands strict quality control procedures.

Legal Information

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

423.7 °F - Pensky-Martens closed cup

flash_point_c

217.6 °C - Pensky-Martens closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Global Trade Item Number

SKUGTIN
1.03992.100004022536045917

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service