Kongoröd indicator grade

Leverantör: Thermo Scientific
Fara

Synonyms: Dinatrium-3,3'-[[1,1'-bifenyl]-4,4'-diylbis(azo)]bis(4-aminonaftalen-1-sulfonat), Direct Red 28

110501000 110505000
ACRO110501000EA 1525 SEK
ACRO110501000 ACRO110505000
Kongoröd indicator grade
Kongoröd
Formel: C₃₂H₂₂N₆Na₂O₆S₂
MW: 696,67 g/mol
Smältpunkt: >360 °C
Storage Temperature: Omgivande
MDL Number: MFCD00004028
CAS nummer: 573-58-0
EINECS: 209-358-4
Merck Index: 12,02562

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Specifikation testresultat

Appearance Dark red to red-brown Powder
Infrared spectrum Conforms
UV spectrum Complies
Solubility (0.1 % in water) Clear
Visual transition interval from pH 3.0 (violet) to pH 5.2 (red-orange)

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