Eosina A giallastra, C.I. 45380 per microscopia 25 g

Eosina A giallastra (C.I. 45380) MIC
C20H6Br4Na2O5
Acid Red 87, Eosina Y, Eritrosina J
M.W: 691,86 CAS: 17372-87-1 EC: 241-409-6 TARIC: 32041200
H: H319

Appearance Dark red-brown (rust) powder
Assay ≥ 88%
Absorbance (A1%; 1cm; H2O) 1260 – 1400
Loss on drying ≤ 5%
Reagent for spectrophotometric determination of Ag Cytoplasmic, counterstain for haematoxylin constituent for Wright’s or modified Nocht’s Stain