Products / pH Indicators

ETHYL EOSIN (EOSIN SPIRIT SOLUBLE) Print Download

C.A.S. No. 6359-05-03
CI NO. 45386
M.W. 714.03 gm/mole

Specifications:

Dye content (Spectrophotometry) > 94%
Appearance Dark red to brown
Solubility 0.1% (95% EtOH) Clear to slightly hazy
Absorption Maximum (50% ethanol with 1ml 1% Na2CO3) 529 - 535 nm
Absorptivity (A1%,1cm,in 50% ethanol with 1ml 1% Na2CO3 > 1260
Loss on drying at 110°C (1hr.) (< 5%)

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