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N,N,N',N'-Tetrametil-p-fenilendiammina cloridrato ≥95%, in polvere

Fornitore: SIGMA ALDRICH MICROSCOPY
Attenzione

Synonyms: N1,N1,N4,N4-Tetramethylbenzene-1,4-diamine dihydrochloride, TMPD 2 HCl, N,N,N',N'-Tetramethyl-1,4-phenylenediamine dihydrochloride, N,N,N',N'-Tetramethyl-1,4-phenylenediammonium dichloride

M-Clarity™ quality level = MQ200

T3134-25G
T3134-25GEA 281 EUR
T3134-25G
N,N,N',N'-Tetrametil-p-fenilendiammina cloridrato ≥95%, in polvere
N,N,N',N'-Tetrametil-p-fenilendiammina cloridrato

N,N,N′,N′-Tetramethyl-p-phenylenediamine dihydrochloride (TMPD) is a redox mediator used in the oxidase test for detecting bacterial cytochrome c oxidases. TMPD is commonly used to perform the oxidase test for the colorimetric identification of pathogenic and non-pathogenic bacteria.


  • N,N,N′,N′-Tetramethyl-p-phenylenediamine dihydrochloride has been used to determine the oxidase activity displayed by various microorganisms


Attenzione: May darken in storage.

Formula: C₁₀H₁₈Cl₂N₂
Peso molecolare: 237.17 g/mol
Punto di fusione: 222...224 °C (lett.)
Temperatura di stoccaggio: Room Temperature
MDL Number: MFCD00012482
CAS Number: 637-01-4
Merck Index: 12,09367
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Risultati del test di specificazione

Appearance (Colour) Off-White to Grey to Brown
Appearance (Form) Powder
Infrared Spectrum Conforms to Structure
Purity (HPLC) ≥95 %
Titration with HClO₄ ≥99 %
Solubility (Coloru) Colorless to Light Purple to Dark Brown
Solubility (Turbidity)
5 g/100 mL, H2O
Clear to Very Slightly Hazy
Recommended Retest Period 2 Years


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