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p-Aminophenol hydrochloride

CAS 51-78-5 · EC 200-122-6 · C6H8ClNO

Also known as 4-hydroxyanilinium chloride

Handle chemistry safely

Wear gloves and eye protection, work with good ventilation, and read the supplier’s safety data sheet before use. Hazard information here is a summary, not a replacement for it. Dispose of all photographic chemistry correctly, in line with local laws and your local authority’s guidance. Never mix waste solutions, and check the supplier’s safety data sheet before disposing of anything.

Hazards

There is no official EU classification. Shown is the classification most companies have notified to ECHA: 85.19% of notifications, 5 distinct classifications notified.

Signal word: Warning

Harmful or irritant

  • H335 May cause respiratory irritation.
  • H315 Causes skin irritation.
  • H319 Causes serious eye irritation.
  • H317 May cause an allergic skin reaction.

Photographic uses

  • developing agent (Rodinal-type developers)
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