Ammonium dichromate

• Catalog No.: Ammonium_dichromate
• CAS Number: 7789-09-5
• M. F.: Cr2H8N2O7
• M. W.: 252.06492

SYNONYMS

• IUPAC name: diammonium [(oxidodioxochromio)oxy]chromiumoylolate
• IUPAC Traditional name: diammonium chromate
• Synonyms: Ammonium bichromate; Ammonium pyrochromate

DATABASE IDS

• Wikipedia Title: Ammonium_dichromate
• Chemspider ID: 23002
• CAS Number: 7789-09-5

PROPERTIES

• GHS Hazard statements: 272, 301, 312, 314, 317, 330, 334, 340, 350, 360, 372, 410
• GHS Precautionary statements: 201, 220, 260, 273, 280, 284
• EU Index: 024-003-00-1
• European Hazard Symbols: Explosive (E)
• European Hazard Symbols: Oxidant (O)
• European Hazard Symbols: Carc. Cat. 2
• European Hazard Symbols: Muta. Cat. 2
• European Hazard Symbols: Repr. Cat. 2
• European Hazard Symbols: Very toxic (T+)
• European Hazard Symbols: Harmful (Xn)
• European Hazard Symbols: Corrosive (C)
• European Hazard Symbols: Dangerous for the environment (N)
• NFPA704:
  

  1

  2

  1

  OX
• Risk Statements: R45, R46, R60, R61, R2, R8, R21, R25, R26, R34, R42/43, R48/23, R50/53
• RTECS: HX7650000
• Safety Statements: S53, S45, S60, S61
• UN Number: 1439
• Apperance: Orange-red crystals
• Auto Ignition Point: 190 °C
• Density: 2.115 g/cm^3
• Melting Point: 180 °C (decomp.)
• Solubility: 18.2 g/100 mL (0 °C) ; 26.67 g/100 mL (20 °C) ; 156 g/100 mL (100 °C) in water
• Solubility: insoluble in acetone
• Solubility: soluble in alcohol