Haematoxylin, crystals for microscopy (C.I. 75290), Sigma-Aldrich®

Supplier: Merck
Warning

Synonyms: (6aS,11bR)-6,6a,7,11b-Tetrahydroindeno[2,1-c]chromene-3,4,6a,9,10-pentaolHydroxybrasilinNSC 2785DcH-48Hydroxybrazilin(+)-HematoxylinNatural Black I

M-Clarity™ quality level = MQ400

1.04302.0025EA 235 GBP
1.04302.0025 1.04302.9025 1.04302.1000 1.04302.0000 1.04302.0100
Haematoxylin, crystals for microscopy (C.I. 75290), Sigma-Aldrich®
Haematoxylin
Formula: C₁₆H₁₄O₆
MW: 302,28 g/mol
Melting Pt: 291…293 °C
MDL Number: MFCD00078111
CAS Number: 517-28-2
Merck Index: 13,04654
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Specification Test Results

Identity (UV/VIS-Spectrum) passes test
Transition range pH 5.0 - 7.2, yellow - violet
Water (according to Karl Fischer) ≤ 10 %
Suitability for microscopy passes test
Papanicolaous stain (cyanophilic Cytoplasm) blue-green to green
Papanicolaous stain (eosinophilic Cytoplasm) pink
Papanicolaous stain (Erythrocytes) red
Papanicolaous stain (Cell nuclei) blue to dark violet
Papanicolaous stain (Microorganisms) grey-blue
H&E staining (Cell nuclei) dark blue to dark violet
H&E staining (Cytoplasma) pink to red
H&E staining (intercellular substances) pink to red
H&E staining (Erythrocytes) yellow to orange

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