Fluorescein disodium salt 98.5-100.5% indicator, Fluka™
Supplier: Honeywell Research Chemicals
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About this item
Synonyms: 3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, disodium salt, Acid Yellow 73, Yellow No. 8, Fluorescein sodium salt, 2-(6-hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid disodium salt, Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS Number:518-47-8
:
Formula:C₂₀H₁₀Na₂O₅
MDL Number:MFCD00167039
Molecular Weight:376.28 g/mol
Melting Pt:300 °C
Merck Index:13,04185
Storage Temperature:Ambient
EINECS:208-253-0
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Specifications
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Specifications
Specification Test Results
- Assay (calculated to the dried substance):Min. 98.5 %
- Loss on drying (105°C):Max. 10 %
- Zinc (Zn):complying
- Chloride (Cl):Max. 0.35 %
- Sulfate (SO₄):Max. 1.2 %
- UV spectrum:complying