F2456

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F2456

Aldrich

 

Fluorescein (free acid)

Dye content 95 %

CAS Number:2321-07-5
Linear Formula:C20H12O5
Molecular Weight:332.31
Colour Index Number:45350:1
Beilstein Registry Number:94324
EC Number:219-031-8
MDL number:MFCD00005050
PubChem Substance ID:24894822

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Description

Packaging2.5, 100, 500 g in glass btl

Properties

compositionDye content, 95%
mp320 °C(lit.)
UV absorptionλmax 496 nm

Safety

Personal Protective EquipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Safety Statements22-24/25
WGK Germany3
RTECSLM5075000

References

MerckMerck 13,4185
BeilsteinBeil. 19,V,6,456
referenceFT-IR 2 (3), 4147:B / FT-IR 1 (2), 1010:A / FT-NMR 1 (3), 556:B / IR-Spectra (2), 1269:F / IR-Spectra (3), 1473:A / RegBook 1 (2), 2793:A / Sax 6, 1426 / Sigma FT-IR 1 (2), 146:D / Stains and Dyes Ref, 373 / Structure Index 1, 444:C:4