Name: Fluorescein solution
Brand: NIST
SKU: NIST-1932

Product Code

NIST-1932

CAS Number

2321-07-5

Molecular Formula

C20 H12 O5

Molecular Weight

332.31

Product Categories

National Institute of Science and Technology (NIST), Dyes

Price and availability

48-hour USA dispatch time

Freight restricted.

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Product Information

Product Notes

LGC Limited is a Licensed Distributor of NIST Standard Reference Materials®, NIST®, STANDARD REFERENCE MATERIAL®, SRM® and depictions or representations thereof, are trademarks and service marks of the National Institute of Standards and Technology of the Department of Commerce. Please register your SRM purchase on the NIST website at www.nist.gov/srm/registration-and-surveys.

Analyte Data

Analyte Name

Fluorescein

CAS Number

2321-07-5

Molecular Formula

C20 H12 O5

Molecular Weight

332.31

Measured Value

60.97 µmol/kg

Accurate Mass

332.0685

SMILES

Oc1ccc2c(Oc3cc(O)ccc3C24OC(=O)c5ccccc45)c1

InChI

InChI=1S/C20H12O5/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20/h1-10,21-22H

IUPAC

3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

Product Data

Storage Temperature

+18°C

Shipping Temperature

Room Temperature

Country of Origin

UNITED STATES

Tariff Code

38220000

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