Eosin Yellow For Microscopy (Water soluble)

  • CAS :
    17372-87-1
  • REF :
    25186
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QUANTITY PRICE ENQUIRY
25 gm Rs 375.0
100 gm Rs 1187.5
500 gm Rs 5250.0

Product Information

Formula: C₂₀H₈Br₄Na₂O₅ (Eosin Y) CAS: 17372-87-1 EC No.: 241-409-6 M (Molar Mass): 691.86 g/mol Color: Red λmax: 517 nm (in water) Use: Most common eosin for H&E staining

Chemicals Properties

Dye Content: ≥ 85% Appearance: Red powder with greenish fluorescence Identification (UV): λmax 517 nm in water Loss on Drying: ≤ 5.0% Water Soluble Matter: ≥ 95% Ash Content: ≤ 1.0% Heavy Metals (as Pb): ≤ 50 ppm Extinction Coefficient: E₁%₁cm ≥ 1000 at 517 nm Staining Performance: Standard H&E counterstain Solubility: Very soluble in water, slightly in ethanol

Hazard Information

Hazard: May be harmful if swallowed. Causes eye irritation. Safety: Wear protective gloves and eye protection. Storage: Store in tightly closed container at room temperature. Protect from light.