Metanilgelb 70% (Farbstoffgehalt), Sigma-Aldrich®
Lieferant: SIGMA-ALDRICH MICROSCOPY
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Gefahr
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Synonyms:
Acid Yellow 36
, 3-(4-Anilinophenylazo)benzenesulfonic acid sodium salt
M-Clarity™ Qualitätsstufe = MQ200
202029-100GEA
105
CHF
202029-100G
Metanilgelb 70% (Farbstoffgehalt), Sigma-Aldrich®
Metanilgelb
Metanil yellow has been used for staining of leukocyte granules. It is also used as a counterstain in microscopic sections.
Metanil yellow is an azo dye. It is used as a counterstain in PAS (periodic acid-Schiff)/iron-hematoxylin stained sections to increase contrast. Metanil yellow changes its color from red at pH 1.2 to yellow at pH 2.3.
Formel:
C₁₈H₁₄N₃NaO₃S MW: 375,38 g/mol Lager Temperatur: Room Temperature |
MDL Number:
MFCD00007486 CAS-Nummer: 587-98-4 EINECS: 209-608-2 |
Spezifikation Testergebnisse
Appearance (colour) | Gold to Orange |
Appearance (form) | Powder |
pH Transition |
pH 1.2 dark red or pink PH 2.7 yellow |
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