CONGO RED

• Catalog No.: 02105099
• CAS Number: 573-58-0
• M. F.: C32H22N6Na2O6S2
• M. W.: 696.66322
• Purity: Dye Content ~55%
• Storage: Room Temperature (15-30°C)

SYNONYMS

• IUPAC name: disodium 4-amino-3-[2-(4-{4-[2-(1-amino-4-sulfonatonaphthalen-2-yl)diazen-1-yl]phenyl}phenyl)diazen-1-yl]naphthalene-1-sulfonate
• IUPAC Traditional name: dipotassium 4-amino-3-[2-(4-{4-[2-(1-amino-4-sulfonatonaphthalen-2-yl)diazen-1-yl]phenyl}phenyl)diazen-1-yl]naphthalene-1-sulfonate
• Synonyms: C.I. 22120; Sodium Diphenyldiazo-bis(alpha-NAPH-Thylaminesulfonate); Cotton Red; Direct Red 28; Benzo Congo Red

DATABASE IDS

• CAS Number: 573-58-0
• EC Number: 209-358-4

PROPERTIES

• Purity: Dye Content ~55%
• European Hazard Symbols: Toxic (T)
• Risk Statements: R:45-63
• RTECS: QK1400000
• Safety Statements: S:45-53
• Storage Condition: Room Temperature (15-30°C)

DETAILS

Description (English)

C.I. 22120
Dye Content: ~ 55%
Absorption indicator for halide and thiocyanate determinations.
Indicator: pH 3.0 (blue) to pH 5.0 (red)