Congo red indicator grade
Supplier: Thermo Fisher Scientific
About this item
Synonyms: Disodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(4-aminonaphthalene-1-sulphonate), Sodium 3,3'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(4-aminonaphthalene-1-sulphonate), CI 22120, Direct Red 28
- CAS Number:573-58-0
- Formula:C₃₂H₂₂N₆Na₂O₆S₂
- MDL Number:MFCD00004028
- Molecular Weight:696.67 g/mol
- Merck Index:12,02562
- Melting Pt:>360 °C
- Storage Temperature:Ambient
- EINECS:209-358-4
2 Options Available Below
Product Details & Documents
Synonyms: Disodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(4-aminonaphthalene-1-sulphonate), Sodium 3,3'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(4-aminonaphthalene-1-sulphonate), CI 22120, Direct Red 28
- CAS Number:573-58-0
- Formula:C₃₂H₂₂N₆Na₂O₆S₂
- MDL Number:MFCD00004028
- Molecular Weight:696.67 g/mol
- Merck Index:12,02562
- Melting Pt:>360 °C
- Storage Temperature:Ambient
- EINECS:209-358-4
Documents
ACRO11050
SDS
Specifications for Product Family
Specification Test Results
- 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)
Product Family Options
Product Information
Sodium chloride 99.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
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Supplier: VWR Chemicals
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Supplier: Bel-Art Products, a Part of SP