Congo red indicator grade

Leverandør: Thermo Fisher Scientific
Ratings: Ingen bedømmelse

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Synonymer: CI 22120, Dinatrium-3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(4-aminonaphthalen-1-sulfonat)

110501000 110505000
ACRO110501000EA 771 DKK
ACRO110501000 ACRO110505000
Congo red indicator grade
Congo red
Formel: C₃₂H₂₂N₆Na₂O₆S₂
Molekylvægt: 696.67 g/mol
Smeltepunkt: >360 °C
Opbevaringstemperatur: Stue temperatur
MDL Number: MFCD00004028
CAS-nummer: 573-58-0
EINECS: 209-358-4
Merck Index: 12,02562

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Specifikationer Testresultater

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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