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EOSIN YELLOW For Microscopy C.I.No.45380 It can be used to stain cytoplasm, collagen and muscle fibers for examination under the microscope. Eosin Y
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General
Description
| Article No. | 03660 | Grade | For Microscopy |
| Purity | 90% dye content | CAS No. | 17372-87-1 |
| Molecular Formula | C20H6Br4Na2O5 | Molecular Weight | 691.88 |
| H.S. Code | 3204.9000 | Shelf Life | 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 | Absorption maxima | 515 – 518 nm |
| Dye content (by spectrophotometry) | Min 90% | Solubility (0.1% in water) | Clear solution |
| Absorptivity (A 1%/1cm; at λmax; in water) | 1200 – 1400 | Loss on drying (at 110°C) | Max 8% |
| Copper (Cu) | Max 0.005% | Iron (Fe) | Max 0.005% |
| Nickel (Ni) | Max 0.005% | Lead (Pb) | Max 0.005% |
| Suitability (for microscopy) | Passes test |
Safety Information and Hazard Symbols
 |
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
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