1.15934
Eosin B (bluish) (C.I.45400)
for microscopy Certistain®
Synonym(s):
Eosin B (bluish) (C.I.45400), Dibromodinitrofluorescein sodium
About This Item
Recommended Products
Quality Level
form
solid
composition
Dye, ≥85% spectrophotometric assay
pH
6.2 (25 °C, 10 g/L in H2O)
solubility
300 g/L
bulk density
680 kg/m3
εmax
800-1000 at 517-525 nm in water at 0.005 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
InChI
1S/C20H8Br2N2O9.2Na/c21-14-16(25)11(23(29)30)5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(24(31)32)17(26)15(22)19(10)33-18(9)14;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2
InChI key
GYYTYUGGVBYJHE-UHFFFAOYSA-L
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General description
Analysis Note
Identity
- sodium:
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (water): 517 - 525 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; water): 800 - 1000
TLC-Test: passes test
Loss on drying (110 °C): ≤ 8 %
Suitability for microscopy: passes test
Legal Information
Storage Class
11 - Combustible Solids
wgk_germany
WGK 3
flash_point_c
Not applicable
Certificates of Analysis (COA)
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