• Supply Eosin CAS 17372-87-1 with Best Price

Supply Eosin CAS 17372-87-1 with Best Price

Eosin Y is an acidic dye that dyes the cytoplasm pink (Eosin) and is one of the most common staining reagents for tissue and cytochemistry, often used in combination with hematoxylin (an alkaline dye that dyes the nucleus purplish blue (basophilic)) (HE staining).

Product Description

EOSIN Basic information 
Product Name: EOSIN
CAS: 17372-87-1
MF: C20H6Br4Na2O5
MW: 691.85418
EINECS: 241-409-6
EOSIN Chemical Properties 
Melting point  >300°C
density  1.02 g/mL at 20 °C
Fp  11 °C
storage temp.  Store at RT.
solubility  H2O: 0.1 g/mL, dark red
Colour Index  45380
form  Solid
pka 2.9, 4.5(at 25ºC)
color  Reddish
PH 9.2 (10g/l, H2O, 20ºC)
PH Range 0(yellow)-3(green fluoresc.)
Water Solubility  freely soluble
λmax 514nm
Merck  143,603
BRN  3586809

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