EOSINE YELLOW (WATER SOLUBLE) (FOR MICROSCOPY) (C. I. NO. 45380)

EOSINE YELLOW (WATER SOLUBLE) (FOR MICROSCOPY) (C. I. NO. 45380) EOSINE YELLOW (WATER SOLUBLE) (FOR MICROSCOPY) (C. I. NO. 45380)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
E0090900100 For Microscopy 90% dye content 17372-87-1 C20H6Br4Na2O5 691.88 3204.9000
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Brownish red

Density [g/cm3]

1.018 g/cm3

Specifications

Appearance:

 Brownish red fine powder

Lead (Pb):

 Max 0.005%

Iron (Fe):

 Max 0.005%

Copper (Cu):

 Max 0.005%

Nickel (Ni):

 Max 0.005%

Loss on dryig (at 110°C):

 Max 8%

Suitability (for microscopy):

 Passes test

Solubility (0.1% in water):

 Clear solution

Absorption maxima:

 515 - 518 nm

Dye content (by spectrophotometry):

 Min 90%

Absorptivity (A 1%/1cm; at lmax; in water):

 1200 - 1400

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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