• Hydroquinone

• Product Name
• Hydroquinone

• CAS
• 123-31-9

• Molecular Formula
• C₉H₆O₄

• Molecular Weight
• 178.1415

• Molecular Structure
• 

• EINECS
• 204-617-8

• InChI
• InChI=1/C9H6O4/c10-6-3-5-1-2-9(12)13-8(5)4-7(6)11/h1-4,10-11H

• Melting Point
• 170-174℃

• Flash Point
• 201.4°C

• Vapor Pressure
• 1.91E-09mmHg at 25°C

• Density
• 1.563g/cm3

• Safety Description
• S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
  S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
  S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
  

• Risk Description :
• R22:Harmful if swallowed.
  R40:Limited evidence of a carcinogenic effect.
  R41:Risk of serious damage to the eyes.
  R43:May cause sensitization by skin contact.
  R50:Very toxic to aquatic organisms.
  R68:Possible risk of irreversible effects.