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Thermo Scientific Chemicals Eosin Y, pure, Indicator grade
CAS: 17372-87-1 | C20H12Br4Na2O8 | 745.904 g/mol
Brand: Thermo Scientific Chemicals 201930250
229.80 DKK valid until 2025-12-31
Use promo code "25339" to get your promotional price.
235.73 DKK valid until 2025-12-31
Use promo code "25339" to get your promotional price.
Quantity | 25 g |
---|---|
Packaging | Glass bottle |
Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Indicator
Chemical Identifiers
17372-87-1 | |
745.904 | |
MASXMTNVNASWNH-UHFFFAOYSA-L | |
91886399 | |
C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]Show More |
C20H12Br4Na2O8 | |
MFCD00005040 | |
2';,4';,5';,7';-Tetrabromofluorescein, disodium salt, Eosin Yellowish, 2';, 4';, 5'; | |
disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrateShow More |
Specifications
>300.0°C | |
C20H12Br4Na2O8 | |
19, IV, 2917 | |
2';,4';,5';,7';-Tetrabromofluorescein, disodium salt, Eosin Yellowish, 2';, 4';, 5'; | |
MASXMTNVNASWNH-UHFFFAOYSA-L | |
C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+] | |
745.904 | |
511 to 519nm | |
10% max. | |
Glass bottle | |
1.018 | |
1.0180g/mL | |
25 g | |
Eosin Y |
17372-87-1 | |
MFCD00005040 | |
15, 3658 | |
Solubility in water: freely soluble. Other solubilities: sparingly soluble in alcohol, insoluble in diethyl ether | |
Authentic | |
disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate | |
91886399 | |
691.85 | |
Pure | |
1100 min. (lambda max, 0.001M Na2CO3) on dried substance | |
Complies | |
Brown/Red | |
Fine Crystalline Powder |
Safety and Handling
- Eosin Y
Signal Word
- Warning
Hazard Category
- Serious eye damage/eye irritation Category 2
Hazard Statement
- H319-Causes serious eye irritation.
Precautionary Statement
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
A0458119 | Certificate of Analysis | 19/12/2023 | 201932500,201930250,201931000 |
A0451330 | Certificate of Analysis | 02/05/2023 | 201932500,201930250,201931000 |
A0449942 | Certificate of Analysis | 27/02/2023 | 201932500,201930250,201931000 |
A0395220 | Certificate of Analysis | 15/12/2022 | 201932500,201930250,201931000 |
A0414797 | Certificate of Analysis | 13/12/2022 | 201932500,201930250,201931000 |
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