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HEMATOXYLIN STAIN For Microscopical Staining C.I.No.75290 It is a general tissue stain for animal histology by Weigerts Mayeer’s acid hemalum Heidenhain’s & Haris technique on paraffin sections. Natural Black 1, Hydroxybrazilin; Hydroxybrasilin
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Description
| Article No. | 04020 | Grade | For Microscopical Staining |
| Purity | 80% | CAS No. | 517-28-2 |
| Molecular Formula | C16H14O6 | Molecular Weight | 302.3 |
| H.S. Code | 3203.0090 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Yellowish brown | ||||
| Odour | Odorless | Melting point/ Freezing point [°C] | 200 °C | ||||
Specifications
| Appearance | Pale beige to brown powder | Dye content (UV-Vis) (on dry bassis) | Min 80% |
| Absorption maxima in acetonitrile | 290 – 292 nm | Identity (IR) | Passes test |
| Loss on drying (1 g, 105°C, 3 hrs) | Max 10.0% | Solubility in ethanol | 1 mg/ml |
| Colour of solution | Yellow to Orange to Brown |
Safety Information and Hazard Symbols
 |
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305+P351+P338-P337+P313
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305+P351+P338-P337+P313
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