Chemical Reagents
Orange IICOA Report
  • CAS No.:633-96-5
  • Molecular weight:350.33
  • Aliases:4-(2-Hydroxy-1-Not availablephthylazo)benzenesulfonic acid sodium salt;Acid Orange A;Acid Orange 7;Tropaeolin 000 No.2
  • Molecular formula:C16H11N2O4SNa
Specification category:
Product No. Product name specifications
1.28203.010 Orange II BS25g
Characteristic: Appearance and properties: orange needle crystal or powder, 1g product dissolved in 20ml aqueous solution were red and yellow, soluble in alcohol were orange.
pH: 11.0 to 13.0 from orange to red.
Hazard characteristics:

Hazardous characteristics: This product may be burning in high temperature environment Health hazards: vapor or mist would irritate nose, throat and respiratory tract. Chronic Effects: This product has a significant sensitization. Environmental hazards: a hazard to the environment, water, soil and atmospheric pollution. Explosion Hazards: This product may be burning in high temperature environment

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