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FLUORESCEIN SODIUM (uranin)

C.I.No.45350 Confirms BP specification Sodium fluorescein is used as a fluorescent tracer to study blood-brain barrier (BBB) and blood-spinal cord barrier (BSCB) permeability in rodent models.

Synonyms : Acid Yellow 73, NaFl, NaFluo, Sodium fluorescein, Uranine

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Material Safety Data Sheet (MSDS)

Certificate of Analysis (COA)

Chemical Information
Article No.	AL2203
Purity	98%
CAS Number	518-47-8
Molecular Formula	C20H10Na2O5
Molecular Weight	376.28
HS Code	32049000
Shelf Life	5 Years

Physical Properties
Solubility in water(% weight)	500 g/l at 20 °C
Colour	Dark red crystalline
Melting point/ Freezing point(°C)	> 300 °C
pH value	8.3 at 10 g/l at 20 °C
Partition coefficient Log Pow octanol / water at 20 °C	-0.67
Odour	Odorless
Physical state at 20 °C	Solid

Chemical Information
Article No.	AL2203
Purity	98%
CAS Number	518-47-8
Molecular Formula	C20H10Na2O5
Molecular Weight	376.28
HS Code	32049000
Shelf Life	5 Years

Pricing
Pack Size	Price (INR)	Price Request
25 gm	₹ 300
100 gm	₹ 920
500 gm	₹ 4320
Packaging Sizes Available On Demand
10 gm 250 gm 2.5 Kg 1 Kg 5 Kg 25 Kg

Physical Properties
Solubility in water(% weight)	500 g/l at 20 °C
Colour	Dark red crystalline
Melting point/ Freezing point(°C)	> 300 °C
pH value	8.3 at 10 g/l at 20 °C
Partition coefficient Log Pow octanol / water at 20 °C	-0.67
Odour	Odorless
Physical state at 20 °C	Solid

Safety Information and Hazard Symbols
Safety Statement	22-24/25

Specifications
Assay	Min 98.5%
Sulphate (SO4)	Max 1.0%
Zinc (Zn)	Max 0.01%
Arsenic (As)	Max 0.0002%
Copper (Cu)	Max 0.01%
Lead (Pb)	Max 0.002%
Chloride (Cl)	Max 0.25%
Appearance	A dark red crystalline powder
Water (KF)	Max 10%

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